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 A367179 #9 Nov 08 2023 07:51:07 %S A367179 1,1,1,-7,-74,14,10736,124032,-1695672,-81281688,-528840024, %T A367179 47385631512,1540148366736,-12438137705904,-2292918626509536, %U A367179 -48210827445848832,2456594159904115200,177787615056364279296,782103240212585461632 %N A367179 E.g.f. satisfies A(x) = 1 + log(1 + x*A(x)^3)/A(x)^2. %F A367179 a(n) = Sum_{k=0..n} (3*n-2*k)!/(3*n-3*k+1)! * Stirling1(n,k). %o A367179 (PARI) a(n) = sum(k=0, n, (3*n-2*k)!/(3*n-3*k+1)!*stirling(n, k, 1)); %Y A367179 Cf. A185221, A366729. %K A367179 sign %O A367179 0,4 %A A367179 _Seiichi Manyama_, Nov 08 2023