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A337199
Binary weight of A337194(n) = 1+A000265(sigma(n)), where A000265(k) gives the odd part of k.
3
1, 1, 1, 1, 1, 1, 1, 1, 3, 2, 1, 1, 1, 1, 1, 1, 2, 2, 2, 3, 1, 2, 1, 1, 1, 3, 2, 1, 1, 2, 1, 1, 1, 3, 1, 4, 2, 1, 1, 4, 3, 1, 2, 3, 2, 2, 1, 1, 4, 5, 2, 3, 3, 1, 2, 1, 2, 4, 1, 3, 1, 1, 3, 1, 3, 2, 2, 1, 1, 2, 2, 3, 3, 4, 1, 2, 1, 3, 2, 5, 5, 1, 3, 1, 3, 2, 1, 4, 4, 5, 1, 3, 1, 2, 1, 1, 3, 4, 2, 5, 3, 3, 3, 4, 1
OFFSET
1,9
FORMULA
a(n) = A000120(A337194(n)) = A000120(A336698(n)).
PROG
(PARI)
A000265(n) = (n>>valuation(n, 2));
A337199(n) = (hammingweight(1+A000265(sigma(n))));
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Aug 20 2020
STATUS
approved