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A000049 Number of positive integers <= 2^n of form 3 x^2 + 4 y^2.
(Formerly M0714 N0264)
+0
2
0, 0, 2, 3, 5, 9, 16, 29, 53, 98, 181, 341, 640, 1218, 2321, 4449, 8546, 16482, 31845, 61707, 119760, 232865, 453511, 884493, 1727125, 3376376, 6607207, 12941838, 25371086, 49776945, 97730393, 192009517, 377473965, 742511438, 1461351029, 2877568839, 5668961811 (list; graph; listen)
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Last modified November 27 14:17 EST 2009. Contains 167569 sequences.


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