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A041765
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Denominators of continued fraction convergents to sqrt(403).
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2
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1, 13, 27, 40, 147, 187, 708, 895, 2498, 33369, 1337258, 17417723, 36172704, 53590427, 196943985, 250534412, 948547221, 1199081633, 3346710487, 44706317964, 1791599429047, 23335498895575, 48462597220197, 71798096115772, 263856885567513, 335654981683285
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OFFSET
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0,2
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LINKS
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Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 1339756, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
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FORMULA
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G.f.: -(x^18 -13*x^17 +27*x^16 -40*x^15 +147*x^14 -187*x^13 +708*x^12 -895*x^11 +2498*x^10 -33369*x^9 -2498*x^8 -895*x^7 -708*x^6 -187*x^5 -147*x^4 -40*x^3 -27*x^2 -13*x -1) / (x^20 -1339756*x^10 +1). - Colin Barker, Nov 24 2013
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MATHEMATICA
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CROSSREFS
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KEYWORD
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nonn,frac,easy
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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