OFFSET
1
COMMENTS
a(n) = 1 if numerator of Sum(e/p: n=Product(p^e)) is of the form 3k, and 0 if it is not.
Question: Does this sequence have an asymptotic mean? Partial sums for range [1..10^n-1], for n=1..10 are: 2, 19, 208, 2196, 22346, 225544, 2267048, 22752664, 228098405, 2285194569.
LINKS
FORMULA
PROG
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Jan 28 2024
STATUS
approved