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A259977
Number of proper divisors of A005381(n).
1
1, 2, 2, 3, 2, 2, 1, 2, 2, 4, 2, 2, 2, 7, 2, 6, 4, 2, 1, 4, 2, 4, 2, 6, 2, 2, 4, 5, 2, 6, 2, 6, 4, 4, 2, 6, 3, 2, 2, 2, 2, 6, 2, 4, 2, 2, 2, 10, 4, 7, 6, 2, 2, 8, 2, 4, 4, 2, 2, 14, 1, 2, 2, 4, 2, 10, 2, 6, 2, 2, 6, 6, 2, 2, 2, 13, 2, 2, 4, 4, 4, 6, 2, 10, 2, 10, 2, 8, 6, 2, 1, 6, 4, 4, 4, 8, 2, 2, 2, 6
OFFSET
1,2
LINKS
MAPLE
A259977 := proc(n)
end proc:
seq(A259977(n), n=1..100) ; # R. J. Mathar, Jul 14 2015
CROSSREFS
Sequence in context: A156988 A304199 A251140 * A341434 A115312 A237721
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jul 12 2015, following a suggestion from R. P. Boas, May 19 1974
STATUS
approved