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A064851 Period of continued fraction for sqrt(6)*n. 0
2, 2, 6, 4, 2, 6, 6, 8, 2, 2, 4, 12, 16, 6, 12, 12, 22, 2, 18, 2, 24, 4, 20, 20, 18, 12, 10, 8, 22, 8, 26, 32, 4, 14, 8, 8, 40, 10, 40, 4, 34, 16, 38, 8, 8, 16, 40, 44, 2, 14, 10, 24, 50, 10, 12, 4, 18, 22, 22, 8, 56, 26, 20, 60, 32, 4, 58, 24, 60, 4, 68, 20, 34, 40, 58, 24, 28, 44 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..78.

EXAMPLE

A040003 (cfrac for n=1) has period length 2, so a(1)=2. A040019 (cfrac for n=2) has period length 2, so a(2)=2. A010140 (cfrac for n=3) has period length 6, so a(3)=6. - R. J. Mathar, Feb 10 2016

CROSSREFS

Sequence in context: A061915 A138565 A137316 * A305353 A134458 A193819

Adjacent sequences:  A064848 A064849 A064850 * A064852 A064853 A064854

KEYWORD

nonn

AUTHOR

R. K. Guy, Oct 26 2001

STATUS

approved

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Last modified May 27 21:52 EDT 2020. Contains 334671 sequences. (Running on oeis4.)