Search: a040553 -id:a040553
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A042107
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Denominators of continued fraction convergents to sqrt(578).
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+10
2
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1, 24, 1153, 27696, 1330561, 31961160, 1535466241, 36883150944, 1771926711553, 42563124228216, 2044801889665921, 49117808476210320, 2359699608747761281, 56681908418422481064, 2723091303693026852353, 65410873197051066937536, 3142445004762144239854081
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OFFSET
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0,2
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LINKS
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FORMULA
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G.f.: -(x^2-24*x-1) / ((x^2-34*x+1)*(x^2+34*x+1)). - Colin Barker, Dec 01 2013
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MATHEMATICA
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PROG
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(Magma) I:=[1, 24, 1153, 27696]; [n le 4 select I[n] else 1154*Self(n-2)-Self(n-4): n in [1..30]]; // Vincenzo Librandi, Jan 14 2014
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CROSSREFS
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KEYWORD
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nonn,frac,easy,less
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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