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A031580 Numbers n such that continued fraction for sqrt(n) has even period and central term 82. 0
6726, 6738, 6742, 6754, 6766, 6782, 6802, 6814, 6818, 6834, 6862, 6886, 6898, 6914, 6918, 6926, 6934, 6958, 6962, 6978, 6982, 6998, 7022, 7026, 7054, 15132, 15141, 15153, 15159, 15177, 15204, 15231, 15261, 15267, 15297, 15303, 15321, 15339, 15342 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..39.

CROSSREFS

Sequence in context: A164972 A190129 A237041 * A028543 A145320 A099778

Adjacent sequences:  A031577 A031578 A031579 * A031581 A031582 A031583

KEYWORD

nonn

AUTHOR

David W. Wilson

STATUS

approved

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Last modified June 16 04:54 EDT 2019. Contains 324145 sequences. (Running on oeis4.)