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%I #4 Mar 03 2023 23:16:49
%S 0,1,2,6,2880
%N a(n) = n*a(n-1)! with a(0) = 0, a(1) = 1.
%C The next term is too large to include.
%e If n=4, then a(4) = 4*a(3)! = 4*6! = 2880.
%Y Cf. A114020, A000045.
%K nonn
%O 0,3
%A _Parthasarathy Nambi_, Feb 01 2006
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