A049271 Smallest nonnegative value taken on by nx^2 - 12y^2 for an infinite number of integer pairs (x, y).

1, 2, 0, 4, 5, 6, 4, 8, 9, 10, 11, 0, 1, 2, 3, 4, 5, 6, 4, 8, 9, 6, 11, 12, 13, 14, 0, 4, 8, 12, 4, 20, 21, 6, 15, 24, 4, 6, 3, 28, 17, 30, 4, 32, 33, 34, 35, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 4, 2, 15, 16, 17, 6, 4, 20, 21, 22, 11, 24, 25, 26, 0, 4, 8, 12, 4, 20, 24, 6, 15, 36, 37

Offset

1,2

Links

Table of n, a(n) for n=1..85.

Crossrefs

Sequence in context: A326186 A326055 A276331 * A004178 A068333 A121451

Adjacent sequences: A049268 A049269 A049270 * A049272 A049273 A049274

Keyword

nonn

Author

David W. Wilson

Status

approved