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A064864 Period of continued fraction for sqrt(13)*n. 1
5, 6, 6, 6, 1, 8, 22, 12, 4, 2, 10, 4, 35, 20, 2, 24, 22, 4, 58, 2, 24, 10, 60, 8, 11, 74, 12, 24, 19, 2, 98, 48, 6, 26, 24, 4, 43, 58, 86, 8, 17, 16, 32, 12, 2, 64, 42, 16, 174, 26, 22, 90, 68, 12, 12, 20, 62, 30, 10, 2, 20, 98, 24, 92, 47, 8, 206, 26, 56, 28, 70, 8, 93, 98, 26 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..75.

MATHEMATICA

With[{c=Sqrt[13]}, Table[Length[ContinuedFraction[c*n][[2]]], {n, 80}]] (* Harvey P. Dale, Aug 25 2014 *)

CROSSREFS

Sequence in context: A154010 A258750 A217706 * A004553 A074826 A018246

Adjacent sequences:  A064861 A064862 A064863 * A064865 A064866 A064867

KEYWORD

nonn

AUTHOR

R. K. Guy, Oct 26, 2001

STATUS

approved

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Last modified August 23 22:20 EDT 2019. Contains 326254 sequences. (Running on oeis4.)