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A041986 Numerators of continued fraction convergents to sqrt(516). 2
22, 23, 68, 91, 159, 2317, 2476, 4793, 12062, 16855, 753682, 770537, 2294756, 3065293, 5360049, 78105979, 83466028, 161572007, 406610042, 568182049, 25406620198, 25974802247, 77356224692, 103331026939, 180687251631, 2632952549773, 2813639801404 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..200

Index entries for linear recurrences with constant coefficients, signature (0,0,0,0,0,0,0,0,0,33710,0,0,0,0,0,0,0,0,0,-1).

FORMULA

G.f.: -(x^19 -22*x^18 +23*x^17 -68*x^16 +91*x^15 -159*x^14 +2317*x^13 -2476*x^12 +4793*x^11 -12062*x^10 -16855*x^9 -12062*x^8 -4793*x^7 -2476*x^6 -2317*x^5 -159*x^4 -91*x^3 -68*x^2 -23*x -22) / (x^20 -33710*x^10 +1). - Colin Barker, Nov 28 2013

MATHEMATICA

Numerator[Convergents[Sqrt[516], 30]] (* Vincenzo Librandi, Nov 13 2013 *)

CROSSREFS

Cf. A041987, A040493.

Sequence in context: A041972 A041970 A041968 * A041988 A041984 A041982

Adjacent sequences:  A041983 A041984 A041985 * A041987 A041988 A041989

KEYWORD

nonn,cofr,frac,easy,less

AUTHOR

N. J. A. Sloane.

EXTENSIONS

More terms from Colin Barker, Nov 28 2013

STATUS

approved

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Last modified June 15 13:47 EDT 2021. Contains 345048 sequences. (Running on oeis4.)