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A031670 Numbers n such that continued fraction for sqrt(n) has odd period and central terms 82. 0
42461, 136981, 137722, 206237, 208057, 379681, 383386, 387109, 487493, 493093, 497314, 621305, 750397, 897338, 899233, 903029, 1053301, 1055354, 1057409, 1059466, 1065649, 1069781, 1073921, 1075994, 1228393, 1237273, 1250653 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..27.

CROSSREFS

Sequence in context: A186604 A103155 A271749 * A237312 A217164 A062694

Adjacent sequences:  A031667 A031668 A031669 * A031671 A031672 A031673

KEYWORD

nonn,changed

AUTHOR

David W. Wilson

EXTENSIONS

First term 6725 removed by Georg Fischer, Jun 16 2019

STATUS

approved

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Last modified June 25 23:52 EDT 2019. Contains 324367 sequences. (Running on oeis4.)