OFFSET
0,3
LINKS
Antti Karttunen, Table of n, a(n) for n = 0..10000
FORMULA
a(0) = 0; for >= 1: a(n) = A252748(n) + a(n-1).
PROG
CROSSREFS
KEYWORD
sign
AUTHOR
Antti Karttunen, Dec 21 2014
STATUS
approved