OFFSET
2,2
LINKS
T. D. Noe, Table of n, a(n) for n = 2..10000
MATHEMATICA
Table[PrimeOmega[n^2 - 1], {n, 100}] (* Vladimir Joseph Stephan Orlovsky, Jul 22 2011 *)
PROG
(PARI) a(n)=bigomega(n^2-1) \\ Charles R Greathouse IV, Jul 30 2011
CROSSREFS
KEYWORD
nonn
AUTHOR
Vladimir Joseph Stephan Orlovsky, Jul 22 2011
STATUS
approved