OFFSET
1
COMMENTS
Question: Are there any other terms than 0's and 1's ? There are only 201 nonzero values among the first 10000 terms and they are all 1's.
A324871 gives the numbers n where a(n) <> 0. The first such number which is not a square is 187 = 11*17.
LINKS
Antti Karttunen, Table of n, a(n) for n = 1..10000 (based on Hans Havermann's factorization of A156552)
PROG
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Mar 21 2019
STATUS
approved