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Row sums of 1-Euler triangle A188587.
2

%I #8 Apr 16 2013 16:29:49

%S 1,2,3,12,60,360,2520,20160,181440,1814400,19958400,239500800,

%T 3113510400,43589145600,653837184000,10461394944000,177843714048000,

%U 3201186852864000,60822550204416000,1216451004088320000,25545471085854720000

%N Row sums of 1-Euler triangle A188587.

%F a(n) = (n+1)*A001710(n).

%F a(n) = (n+1)*a(n-1), n>2.

%Y Cf. A001710.

%K nonn,easy

%O 0,2

%A _Paul Barry_, Apr 04 2011