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Search: id:A001014
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| A001014 |
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6th powers: a(n) = n^6.
(Formerly M5330 N2318)
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+0
18
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| 0, 1, 64, 729, 4096, 15625, 46656, 117649, 262144, 531441, 1000000, 1771561, 2985984, 4826809, 7529536, 11390625, 16777216, 24137569, 34012224, 47045881, 64000000, 85766121, 113379904, 148035889, 191102976, 244140625, 308915776
(list; graph; listen)
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OFFSET
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0,3
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COMMENT
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Numbers both square and cubic - pdg(AT)worldofnumbers.com.
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REFERENCES
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S. Plouffe, Approximations de S\'{e}ries G\'{e}n\'{e}ratrices et Quelques Conjectures}, Dissertation, Universit\'{e} du Qu\'{e}bec \`{a} Montr\'{e}al, 1992.
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LINKS
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Franklin T. Adams-Watters, Table of n, a(n) for n = 0..500
S. Plouffe, Approximations de S\'{e}ries G\'{e}n\'{e}ratrices et Quelques Conjectures}, Dissertation, Universit\'{e} du Qu\'{e}bec \`{a} Montr\'{e}al, 1992.
S. Plouffe, 1031 Generating Functions and Conjectures, Universit\'{e} du Qu\'{e}bec \`{a} Montr\'{e}al, 1992.
Henry Bottomley, Illustration of initial terms
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FORMULA
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Multiplicative with a(p^e) = p^(6e). - David W. Wilson (davidwwilson(AT)comcast.net), Aug 01, 2001.
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MAPLE
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a:=n->sum(sum(n^4, j=1..n), k=1..n): seq(a(n), n=0..26); - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 09 2007
A001014:=-(z+1)*(z**4+56*z**3+246*z**2+56*z+1)/(z-1)**7; [Conjectured by S. Plouffe in his 1992 dissertation.]
{seq( i^3, i = 0..15900)} intersect {seq(k^2, k= 0..15900)} ; - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Apr 26 2008
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CROSSREFS
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a(n) = A123866(n) + 1.
Sequence in context: A016899 A017676 A055015 this_sequence A050753 A074154 A113851
Adjacent sequences: A001011 A001012 A001013 this_sequence A001015 A001016 A001017
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KEYWORD
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nonn,easy,mult
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AUTHOR
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njas
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