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A031596 Numbers n such that continued fraction for sqrt(n) has even period and central term 98. 0
9606, 9622, 9654, 9662, 9666, 9714, 9718, 9742, 9746, 9758, 9762, 9766, 9794, 9806, 9826, 9838, 9862, 9874, 9878, 9886, 9894, 9902, 9934, 9974, 9982, 9986, 9998, 21612, 21621, 21633, 21639, 21657, 21678, 21711, 21729, 21741, 21801, 21813, 21819, 21822 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..40.

CROSSREFS

Sequence in context: A038814 A230020 A034626 * A236715 A233913 A031653

Adjacent sequences:  A031593 A031594 A031595 * A031597 A031598 A031599

KEYWORD

nonn

AUTHOR

David W. Wilson

STATUS

approved

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Last modified February 25 07:33 EST 2020. Contains 332221 sequences. (Running on oeis4.)