OFFSET
2,3
COMMENTS
a(n) is the rounded average of the exponents in the prime factorization of n.
LINKS
G. C. Greubel, Table of n, a(n) for n = 2..1000
FORMULA
a(n) = round(bigomega(n)/omega(n)) for n>=2.
EXAMPLE
MATHEMATICA
Table[Round[PrimeOmega[n]/PrimeNu[n]], {n, 2, 50}] (* G. C. Greubel, May 08 2017 *)
PROG
(PARI) v=[]; for(n=2, 150, v=concat(v, round(bigomega(n)/omega(n)))); v
CROSSREFS
KEYWORD
nonn
AUTHOR
Rick L. Shepherd, Apr 11 2002
STATUS
approved