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

1,4

Links

Table of n, a(n) for n=1..56.

Crossrefs

Sequence in context: A137462 A163926 A362334 * A319619 A309001 A377481

Adjacent sequences: A050343 A050344 A050345 * A050347 A050348 A050349

Keyword

nonn

Author

Christian G. Bower, Oct 15 1999

Status

approved