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%I #6 Dec 19 2015 13:21:06
%S 1,1,4,4,10,16,30,54,22,75,74,176,102,206,267,535,399,518,950,526,
%T 1585,154,1094,1446,1344,3091,2252,4527,817,4158,4879,3357,9809,8811,
%U 12664,3605,14653,3005,15738,8429,10479,29762,4777,16863,31883,34631
%N Number of factorizations with 2 levels of parentheses indexed by prime signatures. A050338(A025487).
%K nonn
%O 1,3
%A _Christian G. Bower_, Oct 15 1999
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