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 A377714 #7 Nov 10 2024 20:40:44 %S A377714 1,1,2,16,72,256,992,4096,16512,65536,261632,1048576,4196352,16777216, %T A377714 67100672,268435456,1073774592,4294967296,17179738112,68719476736, %U A377714 274878431232,1099511627776,4398044413952,17592186044416,70368752566272,281474976710656 %N A377714 Cogrowth sequence for the 8-element group C4 X C2 = <S,T | S^4, T^2, [S,T]>. %C A377714 Gives the even terms, all odd terms are 0. %e A377714 a(2)=2 corresponds to the words SSSS = TTTT = 1. %Y A377714 Cf. A377627 (C6 X C2). %K A377714 nonn %O A377714 0,3 %A A377714 _Sean A. Irvine_, Nov 04 2024