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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A005291 Representation degeneracies for boson strings.

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%I A005291 M0168 #29 Jul 08 2025 16:28:31
%S A005291 1,0,1,0,2,1,4,3,8,7,15,15,28,30,51,58,92,108,163,196,285,348,490,605,
%T A005291 833,1034,1396,1740,2313,2887,3789,4730,6141,7661,9853,12276,15664,
%U A005291 19477,24678,30621,38558,47728,59767,73795,91949,113239,140452
%N A005291 Representation degeneracies for boson strings.
%C A005291 This gives the number of vector ([1]) irreducible representations in the n-th excited state of an oscillator model of bosons. A005290 counts the scalar ([0]) representations, A005292 the rank-2 tensor representations ([2]). - _R. J. Mathar_, Nov 30 2010
%C A005291 a(2)..a(12) coincide with A182712(n-1). - _Omar E. Pol_, Feb 07 2012
%D A005291 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
%H A005291 T. L. Curtright and C. B. Thorn, <a href="http://dx.doi.org/10.1016/0550-3213(86)90525-0">Symmetry patterns in the mass spectra of dual string models</a>, Nuclear Phys. B 274 (1986), 520-588.
%p A005291 G3(1); # Using the code in A005290. - _Sean A. Irvine_, Apr 30 2016
%K A005291 nonn
%O A005291 1,5
%A A005291 _N. J. A. Sloane_
%E A005291 More terms from _Sean A. Irvine_, Apr 30 2016