OFFSET
1,1
COMMENTS
Numbers k such that A299204(k) = 0.
LINKS
Seiichi Manyama, Table of n, a(n) for n = 1..500
Eric Weisstein's World of Mathematics, Tau Function
PROG
(PARI) isok(n) = (ramanujantau(n) % (n-1)) == 0; \\ Michel Marcus, Feb 05 2018
CROSSREFS
KEYWORD
nonn
AUTHOR
Seiichi Manyama, Feb 05 2018
STATUS
approved