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%I #4 Mar 30 2012 18:36:26
%S 1,3,9,36,184,1105,7736,61893,557043,5570436,61274803,735297637,
%T 9558869287,133824170031,2007362550467,32117800807487,546002613727291,
%U 9828047047091253,186732893894733813,3734657877894676273
%N [ exp(3/7)*n! ].
%K nonn
%O 1,2
%A _Simon Plouffe_