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%I #7 Oct 03 2014 11:47:59
%S 1,2,10,93,1492,37305,1342986,65806321,4211604552,341139968721,
%T 34113996872110,4127793621525321,594402281499646236,
%U 100453985573440213897,19688981172394281923826
%N a(n) = (n!)^2 * (1 + Sum(k=0...n-1) 1/((k+1)(k!)^2)).
%F a(n) = n^2*a(n-1)+n. - _Vladeta Jovovic_, Apr 13 2003
%K easy,nonn
%O 0,2
%A Brian Wallace (wallacebrianedward(AT)yahoo.co.uk), May 18 2001
%E Corrected and extended by _Matthew Conroy_, May 22 2001
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