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A252370 a(n) = A243055(A251726(n)). 3
0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0, 2, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 1, 0, 0, 1, 2, 0, 0, 2, 0, 3, 0, 0, 1, 0, 1, 1, 0, 0, 0, 4, 0, 2, 5, 1, 0, 0, 0, 2, 0, 1, 0, 0, 6, 3, 0, 0, 0, 0, 0, 4, 1, 0, 0, 1, 1, 2, 0, 0, 0, 5, 1, 0, 0, 0, 0, 1, 0, 0, 2, 2, 0, 1, 0, 0, 0, 6, 3, 0, 1, 7, 1, 0, 1, 0, 0, 0, 0, 0, 0, 1, 2, 0, 4, 0, 0, 8, 0, 0, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,17

LINKS

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

FORMULA

a(n) = A243055(A251726(n)).

a(n) = A243055(A066048(A251726(n))). [Result depends only on the smallest and the largest prime factor of A251726(n).]

PROG

(Scheme) (define (A252370 n) (A243055 (A251726 n)))

CROSSREFS

Cf. A252371, A243055, A251726, A066048.

Sequence in context: A060396 A195470 A324902 * A045827 A070103 A113048

Adjacent sequences:  A252367 A252368 A252369 * A252371 A252372 A252373

KEYWORD

nonn

AUTHOR

Antti Karttunen, Dec 17 2014

STATUS

approved

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Last modified April 24 04:00 EDT 2019. Contains 322406 sequences. (Running on oeis4.)