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 A023514 a(n) = sum of exponents in prime-power factorization of prime(n) + 1. 6
 1, 2, 2, 3, 3, 2, 3, 3, 4, 3, 5, 2, 3, 3, 5, 4, 4, 2, 3, 5, 2, 5, 4, 4, 3, 3, 4, 5, 3, 3, 7, 4, 3, 4, 4, 4, 2, 3, 5, 3, 5, 3, 7, 2, 4, 5, 3, 6, 4, 3, 4, 6, 3, 5, 3, 5, 5, 5, 2, 3, 3, 4, 4, 5, 2, 3, 3, 3, 4, 4, 3, 6, 5, 3, 4, 8, 4, 2, 3, 3, 5, 2, 7, 3, 5, 4, 5, 2, 4, 5, 5, 7, 4, 4, 5, 6, 4, 4, 3 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Paolo P. Lava, Table of n, a(n) for n = 1..10000 FORMULA a(n) = A001222(A000040(n)+1). - Zak Seidov, Jan 04 2016 MAPLE with(numtheory): a:= n-> add(i[2], i=ifactors(ithprime(n)+1)[2]): seq(a(n), n=1..100); MATHEMATICA Array[Plus@@Last/@FactorInteger[Prime[ # ]+1]&, 6! ] (* Vladimir Joseph Stephan Orlovsky, Feb 28 2010 *) PROG (PARI) a(n) = bigomega(prime(n)+1); \\ Michel Marcus, Jan 04 2016 CROSSREFS Cf. A210934. Cf. A000040, A001222. Sequence in context: A110012 A233542 A245908 * A179751 A039645 A048687 Adjacent sequences:  A023511 A023512 A023513 * A023515 A023516 A023517 KEYWORD nonn AUTHOR STATUS approved

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