%I #6 Dec 19 2015 13:29:49
%S 1,1,4,7,16,40,64,208,73,256,292,1024,544,1024,1840,4864,3472,4096,
%T 10624,4936,22528,1015,13552,20224,16384,57856,36976,102400,9328,
%U 89344,110848,65536,302080,246784,458752,70480,546304,52996,581632
%N Number of ordered factorizations with 2 levels of parentheses indexed by prime signatures.
%Y A050356(A025487).
%K nonn
%O 1,3
%A _Christian G. Bower_, Oct 15 1999
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