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A096456
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Numerators of convergents to Pi/2.
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7
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1, 2, 3, 11, 344, 355, 51819, 52174, 260515, 573204, 4846147, 5419351, 37362253, 42781604, 122925461, 411557987, 534483448, 2549491779, 3083975227, 17969367914, 21053343141, 881156436695, 902209779836, 2685575996367
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OFFSET
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1,2
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LINKS
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EXAMPLE
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1, 2, 3/2, 11/7, 344/219, 355/226, ...
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MATHEMATICA
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Table[Numerator[FromContinuedFraction[ContinuedFraction[Pi/2, n]]], {n, 1, 25}] (* Stefan Steinerberger, Mar 18 2006 *)
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PROG
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(PARI) contfracpnqn(c=contfrac(Pi/2), #c)[1, ] \\ M. F. Hasler, Oct 13 2020
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CROSSREFS
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Cf. A002485 (numerators of convergents to Pi).
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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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