A124831 Number of prime factors of A055932(n) with repetition.

0, 1, 2, 2, 3, 3, 4, 3, 4, 3, 5, 4, 5, 4, 4, 6, 5, 4, 6, 5, 5, 7, 6, 4, 5, 5, 7, 4, 6, 6, 8, 5, 7, 5, 6, 6, 8, 5, 7, 5, 7, 6, 9, 6, 8, 6, 5, 7, 7, 5, 9, 6, 6, 8, 6, 8, 7, 10, 5, 7, 9, 7, 6, 8, 6, 8, 7, 5, 6, 10, 7, 7, 9, 7, 6, 9, 8, 11, 6, 8, 6, 10, 5, 8, 7, 7, 9, 7, 9, 8, 6, 7, 11, 6, 8, 8, 10, 8, 6, 7, 10

Offset: 0

Author

Franklin T. Adams-Watters, Nov 09 2006

Keywords

• nonn

Links

• Michael De Vlieger, Table of n, a(n) for n = 0..10000

Crossrefs

Cf. A055932, A001222, A124829, A124831, A036041.

Programs

Mathematica

Map[PrimeOmega, {1}~Join~Select[Range[10^4], Last[#] == Length[#] &@ PrimePi@ FactorInteger[#][[All, 1]] &]] (* Michael De Vlieger, Feb 06 2020 *)

Formula

a(n) = A001222(A055932(n)).