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A041218
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Numerators of continued fraction convergents to sqrt(120).
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2
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10, 11, 230, 241, 5050, 5291, 110870, 116161, 2434090, 2550251, 53439110, 55989361, 1173226330, 1229215691, 25757540150, 26986755841, 565492656970, 592479412811, 12415080913190, 13007560326001
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OFFSET
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0,1
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LINKS
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FORMULA
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a(n) = 22*a(n-2)-a(n-4). G.f.: (10+11*x+10*x^2-x^3)/(1-22*x^2+x^4). [Colin Barker, Jul 15 2012]
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MATHEMATICA
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LinearRecurrence[{0, 22, 0, -1}, {10, 11, 230, 241}, 20] (* Harvey P. Dale, Jun 08 2018 *)
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CROSSREFS
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KEYWORD
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nonn,cofr,frac,easy
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AUTHOR
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STATUS
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approved
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