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A353376
Inverse Möbius transform of A353374.
3
1, 1, 1, 2, 1, 1, 1, 2, 2, 1, 1, 2, 1, 1, 2, 3, 1, 2, 1, 2, 2, 1, 1, 2, 2, 1, 2, 2, 1, 2, 1, 3, 2, 1, 2, 4, 1, 1, 2, 2, 1, 2, 1, 2, 3, 1, 1, 3, 2, 2, 2, 2, 1, 2, 2, 2, 2, 1, 1, 4, 1, 1, 3, 4, 2, 2, 1, 2, 2, 2, 1, 4, 1, 1, 3, 2, 2, 2, 1, 3, 3, 1, 1, 4, 2, 1, 2, 2, 1, 3, 2, 2, 2, 1, 2, 3, 1, 2, 3, 4, 1, 2, 1, 2, 4
OFFSET
1,4
COMMENTS
Number of terms of A345452 that divide n.
LINKS
FORMULA
a(n) = Sum_{d|n} A353374(d).
a(n) = A000005(n) - A353375(n).
For all n >= 1, a(n) <= A038548(n).
PROG
(PARI)
A353374(n) = (!(bigomega(n)%2) && !(valuation(n, 2)%2));
A353376(n) = sumdiv(n, d, A353374(d));
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Apr 17 2022
STATUS
approved