Search: id:A061041
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%I A061041
%S A061041 0,9,5,33,3,65,21,105,1,153,45,209,15,273,77,345,3,425,117,513,
%T A061041 35,609,165,713,3,825,221,945,63,1073,285,1209,5,1353,357,1505,
%U A061041 99,1665,437,1833,15,2009,525,2193,143,2385,621,2585,21,2793,725
%N A061041 Numerator of 1/16 - 1/n^2.
%C A061041 From Brackett spectrum of hydrogen. Wavelengths in hydrogen spectrum 
               are given by Rydberg's formula 1/wavelength = constant*(1/m^2 - 1/
               n^2).
%C A061041 A061041(4n+2)=5,21,45=A078371. Also A061037(2n+1). [From Paul Curtz (bpcrtz(AT)free.fr), 
               Oct 05 2008]
%C A061041 First octosection: a(8n)=0,1,3,3,5,15,21, . [From Paul Curtz (bpcrtz(AT)free.fr), 
               Oct 25 2008]
%D A061041 J. E. Brady and G. E. Humiston, General Chemistry, 3rd. ed., Wiley; p. 
               78.
%D A061041 Frederick Sumner Brackett(1896-1988): Visible and Infra-Red Radiation 
               of Hydrogen, Astrophysical Journal,56, No. 3 (1922) p.154-161, not 
               seen. [From Paul Curtz (bpcrtz(AT)free.fr), Oct 05 2008]
%H A061041 J. J. O'Connor and E. F. Robertson, <a href="http://www-groups.dcs.st-andrews.ac.uk/
               ~history/Mathematicians/Rydberg.html">Johannes Robert Rydberg</a>
%H A061041 Eric Weisstein's World of Physics, <a href="http://scienceworld.wolfram.com/
               physics/BalmerFormula.html">Balmer Formula</a>
%Y A061041 Cf. A061035-A061050.
%Y A061041 A045944. [From Paul Curtz (bpcrtz(AT)free.fr), Oct 05 2008]
%Y A061041 Sequence in context: A103168 A146282 A117911 this_sequence A035417 A038295 
               A103362
%Y A061041 Adjacent sequences: A061038 A061039 A061040 this_sequence A061042 A061043 
               A061044
%K A061041 nonn,frac,nice
%O A061041 4,2
%A A061041 N. J. A. Sloane (njas(AT)research.att.com), May 26 2001

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