OFFSET
1,2
COMMENTS
a(n) = 2 if n is prime.
All terms are even.
Record values are 2(m-1) for n = 2^m, m >= 0.
LINKS
Indranil Ghosh, Table of n, a(n) for n = 1..1000
MATHEMATICA
Table[PrimeOmega[n^2], {n, 1000}] (* Indranil Ghosh, Mar 11 2017 *)
PROG
(PARI) a(n) = bigomega(n^2); \\ Michel Marcus, Feb 17 2015
CROSSREFS
KEYWORD
nonn
AUTHOR
Zak Seidov, Feb 17 2015
STATUS
approved