%I #4 Jul 31 2024 11:28:16
%S 4,12,60,360,3240,42120,842400,26114400,1279605600,99809236800,
%T 12476154600000,2507707074600000,812497092170400000,
%U 424935979205119200000,359070902428325724000000,490490852717092938984000000,1083494293652058302215656000000
%N a(n) = Product_{k=0..n} L(k)+2, where L=A000032 (Lucas numbers).
%C a(n+1)/a(n) is an integer for n>=0, so (a(n)) is a divisibility sequence.
%t w[n_] := Product[LucasL[k] + 2, {k, 0, n}]
%t Table[w[n], {n, 0, 20}]
%Y Cf. A000032, A374654, A374657.
%K nonn
%O 0,1
%A _Clark Kimberling_, Jul 28 2024