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A050331 Number of factorizations into numbers with an odd number of prime factors indexed by prime signatures. A050330(A025487). 1

%I #6 Dec 19 2015 13:24:04

%S 1,1,1,1,2,2,2,3,2,3,3,4,4,4,5,6,6,5,8,7,8,5,9,10,6,11,13,11,9,13,14,

%T 8,16,20,14,17,20,15,21,10,22,22,20,21,31,19,27,29,26,29,12,37,30,12,

%U 36,32,46,24,42,41,44,40,15,58,40,27,61,48,49,66,31,43,63,64,56,70,68

%N Number of factorizations into numbers with an odd number of prime factors indexed by prime signatures. A050330(A025487).

%K nonn

%O 1,5

%A _Christian G. Bower_, Oct 15 1999

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Last modified April 19 13:40 EDT 2024. Contains 371792 sequences. (Running on oeis4.)