A020365 Numbers k such that the continued fraction for sqrt(k) has period 26.

211, 214, 244, 301, 309, 358, 547, 553, 614, 628, 749, 835, 856, 1019, 1029, 1030, 1046, 1075, 1124, 1137, 1159, 1161, 1171, 1192, 1222, 1236, 1259, 1268, 1270, 1283, 1331, 1458, 1498, 1577, 1622, 1645, 1673, 1702, 1737, 1744, 1779, 1899, 1905, 1926, 1945

Offset

1,1

Links

Amiram Eldar, Table of n, a(n) for n = 1..10000

Mathematica

Select[Range[2000], Length[ContinuedFraction[Sqrt[#]][[2]]] == 26 &] (* Alonso del Arte, Jun 26 2018 *)

Crossrefs

Sequence in context: A114442 A037272 A013530 * A031780 A036232 A064826

Adjacent sequences: A020362 A020363 A020364 * A020366 A020367 A020368

Keyword

nonn

Author

David W. Wilson

Status

approved