login
A049268
Smallest nonnegative value taken on by nx^2 - 9y^2 for an infinite number of integer pairs (x, y).
0
0, 2, 3, 0, 5, 6, 7, 8, 0, 1, 2, 3, 1, 5, 6, 0, 8, 9, 10, 11, 3, 7, 11, 15, 0, 9, 18, 7, 5, 21, 22, 23, 24, 25, 26, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 7, 11, 12, 0, 9, 15, 4, 9, 18, 19, 20, 3, 1, 11, 15, 1, 23, 27, 0, 9, 18, 7, 32, 15, 31, 11, 36, 1, 9, 39, 19, 17, 42, 43, 44, 0, 1, 2, 3, 1, 2, 6, 7
OFFSET
1,2
CROSSREFS
Sequence in context: A325314 A322953 A376755 * A291305 A004179 A324640
KEYWORD
nonn
STATUS
approved