A020693 Numbers of the form 8*x^2 + 9*y^2.

0, 8, 9, 17, 32, 36, 41, 44, 68, 72, 81, 89, 108, 113, 128, 137, 144, 152, 153, 164, 176, 200, 209, 216, 225, 233, 236, 257, 272, 281, 288, 297, 324, 332, 344, 353, 356, 369, 392, 396, 401, 425, 428, 432, 441, 449, 452, 473, 512, 513, 521, 524, 536, 548, 569, 576, 584

Offset

1,2

Links

Table of n, a(n) for n=1..57.

N. J. A. Sloane et al., Binary Quadratic Forms and OEIS (Index to related sequences, programs, references)

Crossrefs

Sequence in context: A041307 A042289 A041132 * A042753 A042727 A041128

Adjacent sequences: A020690 A020691 A020692 * A020694 A020695 A020696

Keyword

easy,nonn

Author

David W. Wilson

Status

approved