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A042340
Numerators of continued fraction convergents to sqrt(697).
2
26, 53, 132, 6917, 13966, 34849, 1826114, 3687077, 9200268, 482101013, 973402294, 2428905601, 127276493546, 256981892693, 641240278932, 33601476397157, 67844193073246, 169289862543649, 8870917045342994, 17911123953229637, 44693164951802268
OFFSET
0,1
FORMULA
G.f.: -(x^5-26*x^4+53*x^3+132*x^2+53*x+26) / (x^6+264*x^3-1). - Colin Barker, Dec 08 2013
MATHEMATICA
Numerator[Convergents[Sqrt[697], 40]] (* Harvey P. Dale, May 03 2013 *)
CROSSREFS
Sequence in context: A042336 A042334 A042342 * A042344 A042346 A042348
KEYWORD
nonn,cofr,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Dec 08 2013
STATUS
approved