OFFSET
1,2
LINKS
Antti Karttunen, Table of n, a(n) for n = 1..10000
EXAMPLE
For n = 12 the divisors of 12 are 1, 2, 3, 4, 6, 12. There are 6 divisors of 12 and the number of partitions of 6 is A000041(6) = 11, so a(12) = 11.
MATHEMATICA
Table[PartitionsP@ DivisorSigma[0, n], {n, 120}] (* Michael De Vlieger, Apr 25 2016 *)
PROG
(PARI) a(n) = numbpart(numdiv(n)); \\ Michel Marcus, Apr 26 2016
CROSSREFS
KEYWORD
nonn
AUTHOR
Omar E. Pol, Apr 25 2016
STATUS
approved