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 A020361 Numbers k such that the continued fraction for sqrt(k) has period 22. 1
 166, 253, 466, 489, 491, 517, 523, 596, 597, 637, 643, 662, 664, 763, 771, 834, 893, 931, 932, 947, 971, 1059, 1187, 1194, 1204, 1266, 1334, 1375, 1412, 1427, 1457, 1558, 1563, 1566, 1571, 1667, 1734, 1749, 1798, 1835, 1843, 1963, 1972, 1986, 2001, 2068, 2082 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Harvey P. Dale, Table of n, a(n) for n = 1..1000 MATHEMATICA With[{nn=2100}, Select[Complement[Range[nn], Range[Floor[Sqrt[nn]]]^2], Length[ContinuedFraction[Sqrt[#]][[2]]]==22&]] (* Harvey P. Dale, Feb 02 2012 *) CROSSREFS Sequence in context: A261261 A261288 A038007 * A256643 A250735 A105987 Adjacent sequences: A020358 A020359 A020360 * A020362 A020363 A020364 KEYWORD nonn AUTHOR David W. Wilson STATUS approved

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Last modified December 7 08:27 EST 2023. Contains 367645 sequences. (Running on oeis4.)