OFFSET
1,6
LINKS
Antti Karttunen, Table of n, a(n) for n = 1..16384
Antti Karttunen, Data supplement: n, a(n) computed for n = 1..65537
FORMULA
a(n) = 1 iff n is power of prime (A000961). - Bernard Schott, Feb 01 2021
PROG
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Feb 01 2021
STATUS
approved