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A195539
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Numerators b(n) of Pythagorean approximations b(n)/a(n) to sqrt(8).
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3
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12, 35, 408, 1189, 13860, 40391, 470832, 1372105, 15994428, 46611179, 543339720, 1583407981, 18457556052, 53789260175, 627013566048, 1827251437969, 21300003689580, 62072759630771, 723573111879672, 2108646576008245, 24580185800219268
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OFFSET
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1,1
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COMMENTS
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See A195500 for discussion and list of related sequences; see A195538 for Mathematica program.
Conjecture: a(n) = +34*a(n-2) -a(n-4) with a(2n+1) = A000129(4n+4), a(2n)=A046176(n+1). - R. J. Mathar, Sep 21 2011
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LINKS
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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