A020394 - OEIS

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A020394

Numbers k such that the continued fraction for sqrt(k) has period 55.

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