1,4

Antti Karttunen, Table of n, a(n) for n = 1..65537

For all n >= 1, a(n) >= A206719(n).

(PARI) A305822(n) = vecsum(factor(Pol(binary(n)))[, 2]);

Cf. A206074 (gives the positions of 1's), A206719, A257000, A304751.

Cf. also A001222, A091222.

Differs from A277013 for the first time at n=65, where a(65) = 2, while A277013(65) = 1.

Sequence in context: A122810 A179953 A277013 * A326190 A086436 A001222

Adjacent sequences: A305819 A305820 A305821 * A305823 A305824 A305825

nonn

Antti Karttunen, Jun 10 2018

approved