%I A088938
%S A088938 2,3,5,10,27,104,541,3498,26615,231172,2250129,24227486,285705643,
%T A088938 3660694200,50624828357,751426146514,11913622408671,200919532718828,
%U A088938 3591112295892985,67803855263483142,1348467602319393299
%N A088938 Occurrences of 2's in A088936.
%F A088938 a(n)=2+(1/2)*sum(k=1, n, sum(i=0, k, i!)) (Benoit Cloitre and Claude 
               Lenormand(claude.lenormand(AT)free.fr) )
%Y A088938 Cf. A088936, A088937, A088939, A088940.
%Y A088938 Sequence in context: A011832 A011833 A133662 this_sequence A000617 A132183 
               A003504
%Y A088938 Adjacent sequences: A088935 A088936 A088937 this_sequence A088939 A088940 
               A088941
%K A088938 nonn
%O A088938 1,1
%A A088938 Benoit Cloitre (benoit7848c(AT)orange.fr), Oct 25 2003