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 A275934 #14 Jul 02 2021 16:42:47
%S A275934 0,0,0,1,0,0,0,1,4,10,20,36,68,166,540,1961,7012,23878,78004,250311,
%T A275934 815196,2787806,10232556,40266382,166608080,708407020,3046352440,
%U A275934 13161936881,57188405288,251328286460,1125890398160,5177570523461,24539362719532,119861818560962,601299401594540,3082695751138656,16075855888601716,85005009812011810,455172001509369028,2468935975119176601,13584735197391443020
%N A275934 Shifts 4 places left under binomial transform.
%F A275934 Sum_{i=0..n} binomial(n,i)*a(i) = a(n+4).
%F A275934 G.f. A(x) satisfies: A(x) = x^3 + x^4 * A(x/(1 - x)) / (1 - x). - _Ilya Gutkovskiy_, Jul 01 2021
%Y A275934 Cf. A000998, A275935, A275936.
%K A275934 nonn,eigen,easy
%O A275934 0,9
%A A275934 _Olivier Gérard_, Aug 12 2016