A016009 a(n) = (tau(n^13)+12)/13.

1, 2, 2, 3, 2, 16, 2, 4, 3, 16, 2, 30, 2, 16, 16, 5, 2, 30, 2, 30, 16, 16, 2, 44, 3, 16, 4, 30, 2, 212, 2, 6, 16, 16, 16, 57, 2, 16, 16, 44, 2, 212, 2, 30, 30, 16, 2, 58, 3, 30, 16, 30, 2, 44, 16, 44, 16, 16, 2, 408, 2, 16, 30, 7, 16, 212, 2, 30, 16, 212, 2, 84, 2, 16

Offset

1,2

Links

Antti Karttunen, Table of n, a(n) for n = 1..10000

Prog

(PARI)
A016009(n) = (numdiv(n^13)+12)/13;
for(n=1, 10000, write("b016009.txt", n, " ", A016009(n)));
\\ Antti Karttunen, Jan 17 2017

Crossrefs

Cf. A000005, A015996, A015999, A016001, A016002, A016003, A016005, A016006, A016007, A016008, A016012.

Sequence in context: A334514 A363001 A334513 * A110088 A322005 A064998

Adjacent sequences: A016006 A016007 A016008 * A016010 A016011 A016012

Keyword

nonn

Author

Robert G. Wilson v

Extensions

Definition corrected by Vladeta Jovovic, Sep 03 2005

Status

approved