OFFSET
1,2
LINKS
Antti Karttunen, Table of n, a(n) for n = 1..10000
MAPLE
with(numtheory): A015999:=n->(tau(n^5)+4)/5: seq(A015999(n), n=1..80); # Wesley Ivan Hurt, Apr 10 2015
MATHEMATICA
(DivisorSigma[0, Range[80]^5]+4)/5 (* Wesley Ivan Hurt, Apr 10 2015 *)
PROG
(PARI)
A015999(n) = (numdiv(n^5)+4)/5;
for(n=1, 10000, write("b015999.txt", n, " ", A015999(n)));
\\ Antti Karttunen, Jan 17 2017
(Python)
from sympy import divisor_count
def a(n): return (divisor_count(n**5) + 4)//5
print([a(n) for n in range(1, 101)]) # Indranil Ghosh, Apr 14 2017
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
EXTENSIONS
Definition corrected by Vladeta Jovovic, Sep 03 2005
STATUS
approved