A050382 Number of ordered factorizations of n into primes by prime signature: A008480(A025487).

1, 1, 1, 2, 1, 3, 1, 4, 6, 1, 6, 5, 12, 1, 10, 6, 20, 1, 15, 30, 7, 24, 20, 30, 1, 21, 60, 8, 60, 35, 42, 1, 28, 105, 9, 120, 56, 90, 56, 1, 140, 36, 180, 70, 168, 10, 210, 84, 210, 72, 1, 280, 45, 120, 420, 126, 252, 11, 336, 120, 420, 90, 1, 504, 55, 360, 840, 210, 560, 360

Offset

1,4

Links

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

Prog

(Haskell)
a050382 = a008480 . a025487  -- Reinhard Zumkeller, Nov 19 2015

Crossrefs

Cf. A008480, A025487.

Sequence in context: A329035 A082904 A034868 * A197956 A054072 A325642

Adjacent sequences: A050379 A050380 A050381 * A050383 A050384 A050385

Keyword

nonn,easy

Author

Christian G. Bower, Nov 15 1999

Extensions

More terms from Don Reble, Nov 02 2001

Status

approved