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%I #7 Jun 26 2022 21:04:10
%S 1,15,2100,2205000,15326955000,651778761375000,160813373794053750000,
%T 221825967811517742750000000,1665580501138748782956117750000000,
%U 66748196878452897333173822295371250000000,14068311871625131535989260349822728619050000000000,15421550528128282332258412096965369287417159977500000000000
%N a(n) = Product_{i=5..n} Stirling_2(i,5).
%t Rest[FoldList[Times,1,StirlingS2[Range[5,20],5]]] (* _Harvey P. Dale_, May 10 2013 *)
%Y Partial products of A000489.
%K nonn
%O 5,2
%A _N. J. A. Sloane_, Feb 13 2007
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