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 A377426 #7 Oct 28 2024 08:43:37
%S A377426 1,1,11,254,9096,443874,27487034,2065181880,182545878152,
%T A377426 18562391987880,2134764133508832,273978733525211472,
%U A377426 38820518588599921200,6019219063397716575840,1013766602891962529642832,184300120562198063868474624,35971439241165448281366023424
%N A377426 E.g.f. satisfies A(x) = 1/(1 + log(1 - x*A(x)^4)).
%F A377426 a(n) = (1/(4*n+1)!) * Sum_{k=0..n} (4*n+k)! * |Stirling1(n,k)|.
%o A377426 (PARI) a(n) = sum(k=0, n, (4*n+k)!*abs(stirling(n, k, 1)))/(4*n+1)!;
%Y A377426 Cf. A007840, A052802, A367138, A367139.
%Y A377426 Cf. A377427, A377429.
%K A377426 nonn
%O A377426 0,3
%A A377426 _Seiichi Manyama_, Oct 28 2024