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.
%I A003868 #12 Jun 14 2024 22:31:08
%S A003868 1,12,65,66,208,220,429,429,429,462,462,495,572,792,936,1287,1365,
%T A003868 1430,2574,2574,2860,3003,3432,3432,3432,3575,3640,4004,4212,4290,
%U A003868 4290,4290,5005,5148,5720,6006,6435,6864,7371,7800,8008,8008,8580,9009,9360,10296,11440,11583,12012,12012,12870,15015,17160,20592,21450
%N A003868 Degrees of irreducible representations of alternating group A_13.
%D A003868 J. H. Conway, R. T. Curtis, S. P. Norton, R. A. Parker and R. A. Wilson, ATLAS of Finite Groups. Oxford Univ. Press, 1985 [for best online version see https://oeis.org/wiki/Welcome#Links_to_Other_Sites].
%o A003868 (GAP) List(Irr(CharacterTable("A13")), chi->chi[1]); # _Eric M. Schmidt_, Jul 18 2012
%K A003868 nonn,fini,full
%O A003868 1,2
%A A003868 _N. J. A. Sloane_
%E A003868 More terms from Avi Peretz (njk(AT)netvision.net.il), Apr 01 2001