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A268374 a(n) = A001222(n) - A267116(n). 5
0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1, 1, 0, 1, 0, 1, 0, 0, 0, 2, 0, 0, 1, 1, 1, 2, 0, 1, 1, 1, 0, 2, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 1, 1, 1, 1, 1, 0, 1, 0, 1, 0, 0, 1, 2, 0, 0, 1, 2, 0, 2, 0, 1, 0, 0, 1, 2, 0, 0, 0, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 0, 0, 0, 2, 0, 2, 0, 1, 2, 1, 0, 2, 0, 2, 1, 0, 0, 2, 1, 0, 0, 1, 1, 2 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,30

LINKS

Antti Karttunen, Table of n, a(n) for n = 1..10000

FORMULA

a(n) = A001222(n) - A267116(n).

MATHEMATICA

Table[PrimeOmega@ n - BitOr @@ Map[Last, FactorInteger@ n], {n, 120}] /. -1 -> 0 (* Michael De Vlieger, Feb 04 2016 *)

PROG

(Scheme) (define (A268374 n) (- (A001222 n) (A267116 n)))

CROSSREFS

Cf. A001222, A267116.

Cf. A268375 (indices of zeros), A268376 (of nonzeros).

Sequence in context: A321924 A124764 A151899 * A204263 A228347 A209314

Adjacent sequences:  A268371 A268372 A268373 * A268375 A268376 A268377

KEYWORD

nonn,base

AUTHOR

Antti Karttunen, Feb 03 2016

STATUS

approved

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Last modified October 20 15:29 EDT 2019. Contains 328267 sequences. (Running on oeis4.)