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 A275955 #11 Sep 20 2016 08:52:42 %S A275955 1,2,6,24,150,918,6876,63018,589518,6272712,76110150,950826294, %T A275955 13044895668,197045295354,3070861314894,51493780503216, %U A275955 931608094164870,17371288788509142,344019296960858844,7251768315234745722,157314435990604845822,3591397708609454572248,86444118766100900895390 %N A275955 Leftmost column of array A275950. %C A275955 Inverse binomial transform of A265905 (when both are considered as offset-0 sequences). %H A275955 Antti Karttunen, <a href="/A275955/b275955.txt">Table of n, a(n) for n = 1..32</a> %o A275955 (Scheme) (define (A275955 n) (A275950bi n 1)) ;; A275950bi given in A275950. %Y A275955 Cf. A265905, A275950. %Y A275955 Cf. also A275965. %K A275955 nonn %O A275955 1,2 %A A275955 _Antti Karttunen_, Aug 13 2016