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 A374659 #4 Jul 31 2024 11:28:43
%S A374659 1,4,24,168,1680,23520,493920,15805440,790272000,62431488000,
%T A374659 7866367488000,1589006232576000,516427025587200000,
%U A374659 270607761407692800000,228934166150908108800000,312953005128291384729600000,691626141333523960252416000000
%N A374659 a(n) = (1/5) A374658(n).
%C A374659 a(n+1)/a(n) is an integer for n>=0, so (a(n)) is a divisibility sequence.
%t A374659 w[n_] := Product[LucasL[k] + 3, {k, 0, n}]
%t A374659 (1/5) Table[w[n], {n, 0, 20}]
%Y A374659 Cf. A000142, A374654, A374658.
%K A374659 nonn
%O A374659 0,2
%A A374659 _Clark Kimberling_, Jul 28 2024