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A049278
Smallest nonnegative value taken on by nx^2 - 19y^2 for an infinite number of integer pairs (x, y).
0
1, 2, 3, 1, 1, 5, 1, 8, 5, 10, 1, 12, 2, 2, 15, 4, 17, 18, 0, 1, 2, 3, 1, 5, 1, 5, 8, 1, 2, 5, 3, 13, 14, 2, 1, 5, 2, 19, 5, 21, 13, 23, 1, 1, 5, 2, 1, 21, 1, 29, 8, 8, 2, 11, 5, 8, 38, 26, 8, 29, 1, 11, 9, 5, 41, 5, 3, 17, 2, 21, 13, 53, 6, 55, 56, 0, 1, 2, 3, 4, 5, 6, 1, 8, 1, 10, 11, 12, 13
OFFSET
1,2
CROSSREFS
Sequence in context: A353248 A276010 A166029 * A194680 A131739 A011151
KEYWORD
nonn
STATUS
approved