OFFSET
0,2
COMMENTS
All terms are even for symmetry reasons.
LINKS
Rémy Sigrist, Table of n, a(n) for n = 0..8192
Rémy Sigrist, Illustration of initial terms
Rémy Sigrist, PARI program for A338098
PROG
(PARI) See Links section.
CROSSREFS
KEYWORD
nonn
AUTHOR
Rémy Sigrist, Oct 10 2020
STATUS
approved