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Search: id:A002340
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| A002340 |
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x such that p = x^2 - 5y^2.
(Formerly M3739 N1528)
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+0
2
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| 5, 4, 8, 7, 6, 11, 8, 9, 14, 18, 13, 11, 17, 16, 12, 13, 14, 28, 19, 14, 18, 16, 27, 22, 31, 16, 17, 26, 19, 24, 24, 23, 22, 28, 37, 41, 27, 32, 21, 26, 22, 23, 31, 22, 44, 48, 23
(list; graph; listen)
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OFFSET
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5,1
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REFERENCES
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N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
D. H. Lehmer, Guide to Tables in the Theory of Numbers. Bulletin No. 105, National Research Council, Washington, DC, 1941, p. 55.
A. J. C. Cunningham, Quadratic Partitions. Hodgson, London, 1904, p. 1.
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CROSSREFS
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Cf. A002341.
Sequence in context: A081818 A023848 A065015 this_sequence A023845 A166517 A051555
Adjacent sequences: A002337 A002338 A002339 this_sequence A002341 A002342 A002343
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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