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A324862
a(n) is the binary length of A324878(n).
5
0, 0, 0, 1, 0, 1, 0, 0, 3, 0, 0, 1, 0, 1, 4, 4, 0, 3, 0, 0, 5, 1, 0, 0, 0, 1, 4, 1, 0, 4, 0, 4, 0, 1, 5, 4, 0, 1, 7, 0, 0, 5, 0, 1, 4, 1, 0, 4, 0, 0, 2, 1, 0, 4, 6, 0, 9, 1, 0, 0, 0, 1, 5, 6, 0, 1, 0, 1, 0, 5, 0, 5, 0, 1, 5, 1, 6, 7, 0, 4, 0, 1, 0, 1, 8, 1, 11, 0, 0, 6, 7, 1, 0, 1, 9, 5, 0, 1, 7, 5, 0, 2, 0, 0, 6
OFFSET
1,9
FORMULA
If A324878(n) = 0, a(n) = 0, otherwise a(n) = A070939(A324878(n)) = 1 + A000523(A324878(n)).
a(p) = 0 for all primes p.
PROG
(PARI) A324862(n) = #binary(A324878(n)); \\ Needs also code from A324878.
KEYWORD
nonn
AUTHOR
Antti Karttunen, Mar 21 2019
STATUS
approved