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A020394 Numbers k such that the continued fraction for sqrt(k) has period 55. 0
2381, 4141, 5317, 5386, 5749, 5941, 6569, 7669, 8065, 8698, 8986, 9577, 10537, 10601, 11065, 11393, 11717, 11986, 14537, 14717, 14813, 15082, 18397, 18649, 20353, 20753, 20885, 20905, 21617, 22193, 22853, 23321, 23537, 23741, 23773, 24466, 25345, 25349 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..38.

CROSSREFS

Cf. A003285.

Sequence in context: A252420 A234818 A107530 * A251649 A218849 A254562

Adjacent sequences:  A020391 A020392 A020393 * A020395 A020396 A020397

KEYWORD

nonn

AUTHOR

David W. Wilson

STATUS

approved

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Last modified September 28 00:46 EDT 2021. Contains 347698 sequences. (Running on oeis4.)