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A041048
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Numerators of continued fraction convergents to sqrt(30).
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2
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5, 11, 115, 241, 2525, 5291, 55435, 116161, 1217045, 2550251, 26719555, 55989361, 586613165, 1229215691, 12878770075, 26986755841, 282746328485, 592479412811, 6207540456595, 13007560326001
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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FORMULA
| Empirical G.f.: (5+11*x+5*x^2-x^3)/(1-22*x^2+x^4). [Colin Barker, Jan 02 2012]
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MATHEMATICA
| Table[Numerator[FromContinuedFraction[ContinuedFraction[Sqrt[30], n]]], {n, 1, 50}] (* From Vladimir Joseph Stephan Orlovsky, Mar 18 2011 *)
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CROSSREFS
| Cf. A041049.
Sequence in context: A057178 A056265 A041909 * A094108 A197538 A083418
Adjacent sequences: A041045 A041046 A041047 * A041049 A041050 A041051
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KEYWORD
| nonn,cofr,easy
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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