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 A340513 #18 Feb 03 2021 01:13:25 %S A340513 1,1,1,1,1,5,1,1,2,3,1,9,1,3,1,2,1,13,1,1,1,3,1,7,2,3,3,1,1,10,1,2,1, %T A340513 3,1,23,1,3,1,7,1,9,1,7,2,3,1,7,2,1,1,1,1,24,1,1,1,3,1,17,1,3,2,5,1,8, %U A340513 1,7,1,7,1,18,1,3,2,1,1,8,1,7,5,3,1,17,1,3,1,7,1,24,1,7,1,3,1 %N A340513 a(n) is the number of groups of order A340512(n) with a conjugacy class of size exactly n. %C A340513 This is the number of choices for the group G defined in A340512. %H A340513 Bob Heffernan, <a href="/A340513/b340513.txt">Table of n, a(n) for n = 1..191</a> %Y A340513 Cf. A340512. %K A340513 nonn %O A340513 1,6 %A A340513 _Bob Heffernan_ and _Des MacHale_, Feb 02 2021