Search: id:A019590 Results 1-1 of 1 results found. %I A019590 %S A019590 1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, %T A019590 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, %U A019590 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 %N A019590 Fermat's Last Theorem: a(n) = 1 if x^n+y^n=z^n has a nontrivial solution in integers, otherwise a(n) = 0. %C A019590 a(n) is the Hankel transform of A000045(n),n>=1 (Fibonacci numbers). See A055879 for the definition of Hankel transform. W. Lang Jan 23 2007. %C A019590 1, -1, 0, 0, 0, ... is the convolutional inverse of the all-ones sequence. - Tanya Khovanova (tanyakh(AT)yahoo.com), Jun 29 2007 %C A019590 a(n) = n - (sum of all natural numbers less than n), if the result is positive, 0 otherwise. Up to signs and a shift this sequence is the convolutional inverse of all the one sequence: 1, -1, 0, 0, ... - Tanya Khovanova (tanyakh(AT)yahoo.com), Jul 14 2007 %D A019590 A. D. Aczel, Fermat's Last Theorem, Four Walls Eight Windows NY 1996 %D A019590 A. C. Clarke, The Last Theorem, Gollancz SF 2004. %D A019590 B. Cipra, What's Happening in the Mathematical Sciences 1994 Vol. 2, "A Truly Remarkable Proof" pp. 3-8 AMS Providence RI. %D A019590 B. Cipra, What's Happening in the Mathematical Sciences 1995-6 Vol. 3, 'Fermat's Theorem-At Last' pp. 2-13 AMS Providence RI. %D A019590 J. Coates and S.-T. Yau (Eds), Elliptic Curves, Modular Forms and Fermat's last Theorem, International Press Boston MA 1998. %D A019590 G. Cornell, J. H. Silverman and G. Stevens (Eds), Modular Forms and Fermat's last Theorem, Springer NY 2000. %D A019590 K. J. Devlin, Mathematics:The New Golden Age, Chapter 10, Columbia Univ. Press NY 1999. %D A019590 L. E. Dickson, History of the Theory of Numbers. Carnegie Institute Public. 256, Washington, DC, Vol. 1, 1919; Vol. 2, 1920; Vol. 3, 1923, see vol. 2, p. 731. %D A019590 H. M. Edwards, Fermat's Last Theorem, Springer, 1977. %D A019590 G. Giorello & C. Sinigaglia, "Fermat : De defis en conjectures", Les genies de la science No.32 Aug-Oct 2007, pp. 82-100, Pour la Science, Paris. %D A019590 Y. Hellegouarch, "Fermat Vaincu", Quadrature No. 22 pp. 37-55 Editions du choix Argenteuil (France) 1995 %D A019590 Y. Hellegouarch, "Fermat enfin demontre", Pour la Science, No. 220, 1996 pp. 92-7 Paris %D A019590 Y. Hellegouarch, Invitation aux mathematiques de Fermat-Wiles, Dunod Paris 2001. %D A019590 Y. Hellegouarch, "L'Enigme du Theoreme de Fermat" pp. 31-41 in 'Qu'est-ce que l'Univers?", Universite de tous les savoirs, Vol. 4(Edit.Y.Michaud), Odile Jacob Paris 2001. %D A019590 Y. Hellegouarch, Invitation to the Mathematics of Fermat-Wiles, Academic Press NY 2001. %D A019590 P. Hoffman, The Man Who Loved Only Numbers, pp. 183-200 Hyperion NY 1998 %D A019590 W. Lindsay, Fermat's Last Theorem,A Perfect Proof, Lulu Press,Morrisville NC 2005. %D A019590 L. J. Mordell, Three lectures on Fermat's last theorem, Cambr. Univ. Press 1921 (Reprinted by The scholarly Pub. Office, Univ. of Michigan Library 2005). %D A019590 C. J. Mozzochi, The Fermat Diary, AMS Providence RI 2000 %D A019590 C. J. Mozzochi, The Fermat Proof, New Bern NC 2004. %D A019590 V. K. Murty, Seminar on Fermat's Last Theorem, Amer.Math.Soc. Providence RI 1995. %D A019590 P. Odifreddi, The Mathematical Century, Chapter 2.14 " Number Theory : Wiles' Proof of Fermat's Last Theorem (1995)" pp 82 Princeton Univ.Press NJ 2004. %D A019590 I. Peterson, The Mathematical Tourist, pp. 234-8 W.H.Freeman/Owl Book NY 2001. %D A019590 I. Peterson, "A Marginal Note" in Islands of Truths, pp. 280-5 W.H.Freeman NY 1990. %D A019590 A. van der Poorten, Notes on Fermat's Last Theorem, Wiley NY 1996 %D A019590 J. Propp, Who Proved Fermat's Last Theorem? Princeton Univ. Press NJ 2005. %D A019590 P. Ribenboim, 13 Lectures on Fermat's Last Theorem, Springer, 1979. %D A019590 P. Ribenbiom, Fermat's Last Theorem for Amateurs, Springer Verlag NY 1999. %D A019590 S. Singh, Fermat's Enigma, Walker and Co. NY 1997 %D A019590 I. Stewart, "Fermat's Last Time-Trip", in Scientific American Nov.1993 pp. 85. %D A019590 I. Stewart, From Here To Infinity, Chapter 3 "Marginal Interest" pp. 25-48 OUP Oxford 1996 %D A019590 I. Stewart and D. Tall, Algebraic Number Theory and Fermat's Last Theorem, A. K. Peters Natick MA 2001. %D A019590 G. R. Talbott, Fermat's Last Theorem, Lotus Press WI 1991. %D A019590 R. Van Vo, Fermat's Last Theorem, AuthorHouse, Bloomington IN 2002. %D A019590 J. Vigouroux et al., Une aventure mathematique, le theoreme de Fermat, BT2 series No. 6, PEMF Mouans-Sartoux(France) 1998. %D A019590 C. Goldstein, "Le Theoreme de Fermat", La Recherche, Vol. 25 March 1994, pp. 268-275 Paris. %D A019590 C. Goldstein, "Le Theoreme De Fermat Enfin Demontre", Chapter IX pp. 111-129 in 'Histoire Des Nombres', La Recherche, Tallandier, Paris 2007. %D A019590 R. Schoof, "Wiles' proof of the Taniyama-Weil conjecture for semi-stable elliptic curves over Q", Chap. 14 in 'Ou En Sont Les Mathematiques ?' Soc. Math. de France (SMF), Vuibert, Paris 2002. %H A019590 Amer. Math. Soc., Fermat's Last Theorem %H A019590 Anonymous, Fermat's Last Theorem %H A019590 A. J. Bailey, Fermat's Last Theorem %H A019590 T. Ballard, A Short Form Proof Of Fermat's Last Theorem %H A019590 N. Barker, Fermat's Last Theorem %H A019590 K. Belabas and C. Goldstein, Fermat et son Theoreme %H A019590 N. Boston, The Proof Of Fermat's Last Theorem %H A019590 K. Buzzard, Review of "Modular Forms and Fermat's Last Theorem" edited by G. Cornel, J. H. Silverman and G. Stevens %H A019590 C. K. Caldwell, The Prime Glossary, Fermat's last theorem %H A019590 A. Camus College Team, La conjecture de Fermat %H A019590 C. C. Chang, BBC's Horizon Program: "Fermat's Last Theorem" %H A019590 C. S. Chinea, Sobre La Conjetura de Fermat(Text in Italian) %H A019590 K. Choi, A Note on Fermat's Last Theorem-Was it a Right Question? %H A019590 K. Choi, Timeline of FLT %H A019590 K. Conrad, Fermat's Last Theorem For Regular Primes %H A019590 J. Constant, Proof of Fermat's Last Theorem %H A019590 P. Daley, Fermat's Last Theorem %H A019590 C. Daney, The Proof of Fermat's Last Theorem %H A019590 H. Darmon, A Proof of the Full Shimura-Taniyama-Weil Conjecture Is Announced %H A019590 H. Darmon, The Shimura-Taniyama conjecture (d'apres Wiles) %H A019590 R. Ellman, A Concise And Direct Proof of "Fermat's Last Theorem" %H A019590 K. M. Evans, In Defense of Mr. Fermat %H A019590 G. Faltings, The Proof of Fermat's Last Theorem by R.Taylor and A.Wiles %H A019590 Larry Freeman's Blog Spot, Fermat's Last Theorem %H A019590 Daniele A. Gewurz and Francesca Merola, Sequences realized as Parker vectors ..., J. Integer Seqs., Vol. 6, 2003. %H A019590 C. Gorin, Fermat's Last Theorem %H A019590 F. Q. Gouvea, Wiles's Proof, 1993-1995 : Review of "The Fermat Diary" by C. J. Mozzochi %H A019590 A. Granville, Review of BBC's Horizon Program:"Fermat's Last Theorem" %H A019590 D. Graves, Review of "Fermat's Last Theorem for Amateurs" by P.Ribenboim %H A019590 W. F. Hammond, Fermat's Last Theorem after 356 years %H A019590 W. F. Hammond, Wiles,Ribet,Shimura-Taniyama-Weil and Fermat's Last Theorem %H A019590 T. Hausberger, Autour du dernier Theoreme de Fermat %H A019590 S. Horsler, Home Page on FLT %H A019590 A. Jackson, Review of "Fermat's Enigma" by S.Singh %H A019590 M. Jaiclin, What Makes Fermat's Last Theorem So Hard, Anyway? %H A019590 N. de Jong, Fermat's Last Theorem. Was Wiles's proof really first? %H A019590 D. Kaminski, The extraordinary story of Fermat's Last Theorem %H A019590 A. Krowne, PlanetMath.org, Fermat's last theorem %H A019590 S. Lang, Some History of the Shimura-Taniyama Conjecture %H A019590 W. Lang, On generalizations of Stirling number triangles, J. Integer Seqs., Vol. 3 (2000), #00.2.4. %H A019590 L. Lemaire, Le theoreme de Fermat-Wiles (pages 5-11/35) %H A019590 R. Lisker, Fermat's Last Theorem (Conference Report) %H A019590 A. Lopez-Ortiz, What We Know About Fermat's Last Theorem %H A019590 E. R. Lucier, Fermat's Last Theorem,Further Study %H A019590 L. Lusk, A Brief History of Fermat's Last Theorem %H A019590 M. Marcionelli, La conjecture de Fermat %H A019590 Mathematical Database, Poster, Fermat's Last Theorem %H A019590 Mathforum, Fermat's Last Theorem %H A019590 G. Mazzarino, Fermat's Last Theorem %H A019590 G. Mazzarino, Fermat's Last Theorem Revisited %H A019590 P. L. Mills, Fermat's Last Theorem-A New Proof %H A019590 J. S. Milne, Elliptic Curves %H A019590 New York Times, "Fermat's Enigma" by S. Singh; Chapter 1 %H A019590 J. J. O'Connor and E. F. Robertson, Fermat's Last Theorem %H A019590 R. Osserman et al., Fermat's Last Theorem : A Supplement to the Video %H A019590 I. Peterson, Curving Beyond Fermat %H A019590 A. van der Poorten, "Notes on Fermat's Last Theorem": Table of Contents %H A019590 A. van der Poorten, Fermat's Last Theorem %H A019590 J. Propp, Bibliography of articles on FLT %H A019590 S. Rees, Fermat's Last Theorem %H A019590 D. Rideout, Pythagorean Triples, the Unit Circle and Fermat's Last Theorem %H A019590 K. Rubin, The Solving of Fermat's Last Theorem (Slides) %H A019590 K. Rubin and A. Silverberg, A Report on Wiles' Cambridge Lectures %H A019590 K. Rubin and A. Silverberg, A report on Wiles' Cambridge lectures %H A019590 K. Rubin and A. Silverberg, A Report On Wiles' Cambridge Lectures %H A019590 D. Rusin, The Mathematical Atlas, Higher degree equations; Fermat's equation %H A019590 School of Mathematics and Statistics, University of St Andrews, Fermat's last theorem. %H A019590 P. Schorer, Is There a "Simple" Proof of Fermat's Last Theorem %H A019590 J. L. Selfridge, C. A. Nicol and H. S. Vandiver, Proof Of Fermat's Last Theorem For All Prime Exponents Less Than 4002 %H A019590 D. Shay, Fermat's Last Theorem %H A019590 Kaida Shi, The n-dimensional Cube--A New Way to Prove the Fermat's Last Theorem %H A019590 S. Singh, Fermat Corner %H A019590 S. Singh, Fermat's Last Theorem %H A019590 S. Somani, The Saga of Fermat's Last Theorem %H A019590 K. Spiliopoulos, The Final Milestones in the Proof of Fermat's Last Theorem %H A019590 S. Stedman, Fermat's Last Theorem %H A019590 W. A. Stein, Fermat's Last Theorem and Modularity of Elliptic Curves %H A019590 D. Surendran, Fermat's Last Theorem %H A019590 Think Quest, The final stages in proving Fermats Last Theorem %H A019590 C. Thornhill, Fermat's Last Theorem %H A019590 D. L. Vestal, Review of "Invitation to the Mathematics of Fermat-Wiles" by Y. Hellegouarch %H A019590 G. Villemin's Almanach of Numbers, Theoreme de Fermat-Wiles %H A019590 A. H. Warren, Proof Of The Fermat's Last Theorem %H A019590 Wikipedia, Fermat's Last Theorem %H A019590 A. J. Wiles, Modular elliptic curves and Fermat's last theorem, Ann. Math. 141 (1995), 443-551. %H A019590 A. J. Wiles, Modular elliptic curves and Fermat's Last Theorem %H A019590 T. Yee, The Fermat's Last Theorem(FLT) %H A019590 YouTube, BBC's Horizon Program : "Fermat's Last Theorem" in 5 parts %F A019590 a(n)=(-1)^n*sum{k=0..floor(n/2), (-1)^A010060(n-2k)mod(C(n, 2k), 2)} - Paul Barry (pbarry(AT)wit.ie), Jan 03 2005 %F A019590 a(n)=1-[(n+2) mod (n+1)]+[n!^2 mod (n+1)]*[(n+1)!^2 mod (n+2)]; - Paolo P. Lava (ppl(AT)spl.at), Aug 29 2007 %F A019590 a(n)=[(n-1)! mod 2], with n>=1 - Paolo P. Lava (ppl(AT)spl.at), Feb 15 2008 %F A019590 a(n+1)=(1/2)*[1+(-1)^n]*a(n), with a(0)=1 - Paolo P. Lava (ppl(AT)spl.at), Apr 16 2008 %F A019590 Euler transform of length 2 sequence [ 1, -1]. - Michael Somos Jul 05 2009 %F A019590 a(n) is multiplicative with a(2) = 1, a(2^e) = 0 if e>1, a(p^e) = 0^e if p>2. - Michael Somos Jul 05 2009 %F A019590 G.f.: x + x^2 = x * (1 - x^2) / (1 - x). - Michael Somos Jul 05 2009 %F A019590 Dirichlet g.f.: 1 + 2^(-s). - Michael Somos Jul 05 2009 %o A019590 (PARI) {a(n) = (n==1) + (n==2)} /* Michael Somos Jul 05 2009 */ %Y A019590 Cf. A000004, A000007, A010051, A012450. %Y A019590 INVERT transform gives Fibonacci numbers, A000045. %Y A019590 Convolution inverse of A062157. Dirichlet convolution inverse of A154269. %Y A019590 Sequence in context: A105812 A134323 A060576 this_sequence A154955 A014040 A014071 %Y A019590 Adjacent sequences: A019587 A019588 A019589 this_sequence A019591 A019592 A019593 %K A019590 nonn,nice,easy,mult %O A019590 1,1 %A A019590 N. J. A. Sloane (njas(AT)research.att.com). %E A019590 Additional links provided by Lekraj Beedassy (blekraj(AT)yahoo.com), Nov 20 2003 Search completed in 0.003 seconds