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A042001
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Denominators of continued fraction convergents to sqrt(523).
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2
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1, 1, 7, 8, 15, 23, 107, 237, 818, 11689, 12507, 274336, 286843, 4290138, 13157257, 30604652, 135575865, 166180517, 301756382, 467936899, 3109377776, 3577314675, 160511223476, 164088538151, 1145042452382, 1309130990533, 2454173442915, 3763304433448
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OFFSET
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0,3
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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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 163620601252, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
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FORMULA
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a(n) = 163620601252*a(n-22) - a(n-44) for n>43. [Bruno Berselli, Jan 12 2014]
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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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