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A002363
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Denominators of continued fraction convergents to fifth root of 5.
(Formerly M0703 N0260)
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3
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1, 2, 3, 5, 8, 21, 29, 79, 661, 740, 19161, 19901, 118666, 138567, 3167140, 3305707, 29612796, 32918503, 62531299, 595700194, 658231493, 1253931687, 5673958241, 6927889928, 19529738097, 26457628025, 72444994147, 98902622172, 270250238491, 639403099154
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OFFSET
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0,2
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REFERENCES
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D. H. Lehmer, Guide to Tables in the Theory of Numbers. Bulletin No. 105, National Research Council, Washington, DC, 1941, p. 67.
P. Seeling, Verwandlung der irrationalen Groesse ... in einen Kettenbruch, Archiv. Math. Phys., 46 (1866), 80-120.
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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LINKS
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MAPLE
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numtheory:-cfrac(5^(1/5), 1000, 'con'):
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MATHEMATICA
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Denominator[Convergents[Surd[5, 5], 30]] (* Harvey P. Dale, Jul 16 2016 *)
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CROSSREFS
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KEYWORD
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nonn,frac,changed
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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