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A016003
a(n) = (tau(n^8)+7)/8.
14
1, 2, 2, 3, 2, 11, 2, 4, 3, 11, 2, 20, 2, 11, 11, 5, 2, 20, 2, 20, 11, 11, 2, 29, 3, 11, 4, 20, 2, 92, 2, 6, 11, 11, 11, 37, 2, 11, 11, 29, 2, 92, 2, 20, 20, 11, 2, 38, 3, 20, 11, 20, 2, 29, 11, 29, 11, 11, 2, 173, 2, 11, 20, 7, 11, 92, 2, 20, 11, 92, 2, 54, 2, 11, 20, 20
OFFSET
1,2
LINKS
MATHEMATICA
Table[(DivisorSigma[0, n^8]+7)/8, {n, 80}] (* Harvey P. Dale, Sep 22 2020 *)
PROG
(PARI)
A016003(n) = (numdiv(n^8)+7)/8;
for(n=1, 10000, write("b016003.txt", n, " ", A016003(n)));
\\ Antti Karttunen, Jan 17 2017
KEYWORD
nonn
EXTENSIONS
Definition corrected by Vladeta Jovovic, Sep 03 2005
STATUS
approved