A050371 Number of factorizations into composite numbers indexed by prime signatures. A050370(A025487).

1, 0, 1, 1, 1, 1, 2, 2, 1, 2, 3, 3, 3, 4, 4, 5, 5, 4, 8, 6, 7, 4, 8, 9, 7, 11, 12, 11, 8, 13, 14, 8, 19, 21, 15, 16, 22, 16, 23, 12, 23, 26, 20, 26, 36, 22, 29, 35, 29, 34, 14, 44, 41, 11, 40, 40, 58, 30, 50, 54, 57, 52, 21, 75, 56, 28, 77, 69, 61, 92, 42, 50

Offset

1,7

Links

Amiram Eldar, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A025487, A050370.

Sequence in context: A371275 A176816 A053284 * A172313 A022871 A127218

Adjacent sequences: A050368 A050369 A050370 * A050372 A050373 A050374

Keyword

nonn

Author

Christian G. Bower, Nov 15 1999

Extensions

More terms from Amiram Eldar, Jan 29 2019

Status

approved