%I

%S 1,1,1,4,4,10,7,26,22,14,34,63,74,29,105,143,223,57,296,312,320,154,

%T 366,617,110,769,1087,697,641,1136,1589,217,1906,3394,1483,2224,3246,

%U 1562,3919,417,4251,4561,3175,3858,9736,3111,6910,8772,6183,9327,794

%N Number of factorizations into distinct factors with 2 levels of parentheses indexed by prime signatures. A050347(A025487).

%K nonn

%O 1,4

%A _Christian G. Bower_, Oct 15 1999.