A050346 Number of factorizations into distinct factors with one level of parentheses indexed by prime signatures. A050345(A025487).
1, 1, 1, 3, 3, 6, 4, 13, 12, 7, 15, 25, 31, 12, 37, 46, 75, 19, 82, 96, 84, 60, 99, 164, 30, 168, 259, 148, 187, 234, 336, 49, 333, 628, 255, 506, 515, 346, 664, 77, 759, 636, 673, 598, 1406, 434, 1227, 1088, 1033, 1265, 119, 1979, 1178, 358, 2011, 1403
Offset: 1