OFFSET
1,4
COMMENTS
Number of terms of A340784 that divide n.
LINKS
EXAMPLE
Of the 9 divisors of 36, only divisors 1, 4, 9 and 36 satisfy the condition, therefore a(36) = 4.
PROG
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Apr 14 2022
STATUS
approved