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 A088806 #9 Dec 22 2014 16:00:16 %S A088806 0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,9,0,0,0,0,0,0,0,2,0,0,2,0,0,0,0,44,0,0, %T A088806 0,0,0,0,0,2,0,0,0,0,0,0,0,9,0,0,0,0,0,2,0,2,0,0,0,0,0,0,0,256,0,0,0, %U A088806 0,0,0,0,4,0,0,0,0,0,0,0,9,10,0,0,0,0,0 %N A088806 Number of non-Abelian nilpotent groups of order n. %C A088806 a(n) = 0 precisely when n is cubefree. - _Eric M. Schmidt_, Dec 19 2014 %H A088806 T. D. Noe, <a href="/A088806/b088806.txt">Table of n, a(n) for n = 1..2015</a> %F A088806 a(n) = A066060(n) - A000688(n). %Y A088806 Cf. A066060, A000688. %K A088806 nonn %O A088806 1,8 %A A088806 Yuval Dekel (dekelyuval(AT)hotmail.com), Nov 22 2003