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A000076
Number of integers <= 2^n of form 4 x^2 + 4 x y + 5 y^2.
(Formerly M1079 N0409)
+0
2
0, 0, 1, 2, 4, 7, 14, 24, 43, 82, 149, 284, 534, 1015, 1937, 3713, 7136, 13759, 26597, 51537, 100045, 194586, 378987, 739161, 1443465, 2821923, 5522689
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified November 30 13:13 EST 2009. Contains 167758 sequences.
AT&T Labs Research
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