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 A357032 #9 Sep 10 2022 08:53:25
%S A357032 1,0,0,1,6,25,160,1981,24906,295625,4044900,68136541,1260048086,
%T A357032 24330807865,508029259920,11686882860381,289532464998146,
%U A357032 7588430921962825,210991834698749020,6244230552027963901,195584639712483465486,6442981074293371848185
%N A357032 E.g.f. satisfies log(A(x)) = (exp(x * A(x)) - 1)^3 / 6.
%F A357032 a(n) = Sum_{k=0..floor(n/3)} (3*k)! * (n+1)^(k-1) * Stirling2(n,3*k)/(6^k * k!).
%o A357032 (PARI) a(n) = sum(k=0, n\3, (3*k)!*(n+1)^(k-1)*stirling(n, 3*k, 2)/(6^k*k!));
%Y A357032 Cf. A030019, A357031.
%Y A357032 Cf. A327504, A357025.
%K A357032 nonn
%O A357032 0,5
%A A357032 _Seiichi Manyama_, Sep 09 2022