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A322812 a(n) = A001221(A048675(n)). 6
0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 2, 1, 1, 1, 1, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, 1, 2, 2, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 3, 2, 1, 1, 2, 1, 3, 2, 1, 1, 1, 2, 2, 2, 2, 1, 1, 3, 3, 1, 1, 1, 1, 2, 2, 3, 2, 2, 1, 1, 1, 2, 1, 2, 2, 2, 2, 1, 1, 1, 2, 3, 3, 3, 3, 1, 1, 1, 2, 2, 1, 1, 1, 2, 2 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,14

LINKS

Antti Karttunen, Table of n, a(n) for n = 2..10000

FORMULA

a(n) = A001221(A048675(n)).

a(n) <= A277892(n).

PROG

(PARI)

A048675(n) = my(f = factor(n)); sum(k=1, #f~, f[k, 2]*2^primepi(f[k, 1]))/2; \\ From A048675

A322812(n) = omega(A048675(n));

CROSSREFS

Cf. A001221, A048675, A277892, A322811, A322815, A322816.

Sequence in context: A096284 A163100 A139038 * A259094 A306741 A274193

Adjacent sequences:  A322809 A322810 A322811 * A322813 A322814 A322815

KEYWORD

nonn

AUTHOR

Antti Karttunen, Dec 27 2018

STATUS

approved

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Last modified March 30 18:46 EDT 2020. Contains 333127 sequences. (Running on oeis4.)