OFFSET
1,1
LINKS
Alois P. Heinz, Table of n, a(n) for n = 1..20000 (first 1216 terms from N. J. A. Sloane)
Rémy Sigrist, Colored scatterplot of (x,y) such that A275609(x,y) = 3 and -500 <= x <= 500 and -500 <= y <= 500 (where the color is function of (x mod 2) + 2 * (y mod 2))
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Mar 28 2019
STATUS
approved