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A006280
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Partial quotients in continued fraction expansion of Cahen's constant.
(Formerly M3372)
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5
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0, 1, 1, 1, 4, 9, 196, 16641, 639988804, 177227652025317609, 72589906463585427805281295977816196
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OFFSET
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0,5
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COMMENTS
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Shifted squares of denominators of convergents to Cahen's constant: a(n) = A006279(n-2)^2 for n > 1. - Jonathan Sondow, Aug 20 2014
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REFERENCES
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J. L. Davison, Jeffrey Shallit, Continued Fractions for Some Alternating Series, Monatsh. Math., 111 (1991), 119-126.
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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Table of n, a(n) for n=0..10.
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CROSSREFS
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Cf. A006279, A006281.
Sequence in context: A067072 A080438 A029999 * A290158 A202463 A286322
Adjacent sequences: A006277 A006278 A006279 * A006281 A006282 A006283
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KEYWORD
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nonn,more
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AUTHOR
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N. J. A. Sloane.
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STATUS
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approved
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