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A290080
a(1) = 0; for n > 1, a(n) = sigma(bigomega(n)).
3
0, 1, 1, 3, 1, 3, 1, 4, 3, 3, 1, 4, 1, 3, 3, 7, 1, 4, 1, 4, 3, 3, 1, 7, 3, 3, 4, 4, 1, 4, 1, 6, 3, 3, 3, 7, 1, 3, 3, 7, 1, 4, 1, 4, 4, 3, 1, 6, 3, 4, 3, 4, 1, 7, 3, 7, 3, 3, 1, 7, 1, 3, 4, 12, 3, 4, 1, 4, 3, 4, 1, 6, 1, 3, 4, 4, 3, 4, 1, 6, 7, 3, 1, 7, 3, 3, 3, 7, 1, 7, 3, 4, 3, 3, 3, 12, 1, 4, 4, 7, 1, 4, 1, 7, 4
OFFSET
1,4
FORMULA
a(1) = 0; for n > 1, a(n) = A000203(A001222(n)).
a(n) = A193511(n) + A193512(n).
PROG
(Scheme) (define (A290080 n) (if (= 1 n) 0 (A000203 (A001222 n))))
CROSSREFS
Differs from A289617 for the first time at n=32, where a(n) = 6, while A289617(32) = 8.
Sequence in context: A335552 A306841 A095660 * A289617 A035648 A369069
KEYWORD
nonn
AUTHOR
Antti Karttunen, Jul 23 2017
STATUS
approved