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A049274
Smallest nonnegative value taken on by nx^2 - 15y^2 for an infinite number of integer pairs (x, y).
0
1, 2, 3, 1, 5, 6, 3, 8, 9, 10, 11, 12, 13, 14, 0, 1, 2, 3, 1, 5, 6, 7, 3, 9, 10, 11, 3, 12, 14, 15, 1, 17, 18, 1, 5, 9, 13, 17, 15, 25, 26, 3, 3, 21, 30, 1, 3, 33, 10, 35, 9, 13, 17, 39, 40, 41, 42, 43, 44, 0, 1, 2, 3, 4, 5, 6, 3, 8, 6, 10, 11, 12, 10, 14, 15, 1, 17, 15, 1, 20, 21, 3, 3, 21
OFFSET
1,2
CROSSREFS
Sequence in context: A238122 A214059 A195508 * A339470 A130508 A341635
KEYWORD
nonn
STATUS
approved