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A139696
a(n) = the number of divisors of A139695(n).
2
1, 2, 4, 7, 3, 8, 2, 9, 17, 8, 18, 7, 19, 6, 20, 5, 21, 4, 22, 3, 23, 2, 24, 47, 23, 48, 22, 49, 21, 50, 80, 111, 143, 176, 210, 245, 209, 246, 208, 169, 129, 88, 130, 87, 43, 88, 42, 89, 41, 90, 40, 91, 39, 92, 38, 93, 37, 94, 36, 95, 35, 96, 34, 97, 33, 98, 32, 99, 31, 100, 30
OFFSET
1,2
COMMENTS
|a(n)-a(n-1)| = n-1 for all integers >= 2.
LINKS
CROSSREFS
Cf. A139695.
Sequence in context: A303641 A378845 A137282 * A308049 A084332 A081145
KEYWORD
nonn
AUTHOR
Leroy Quet, Apr 29 2008
EXTENSIONS
a(10)-a(90) from Ray Chandler, Jul 08 2009
STATUS
approved