A031624 Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 36.

16178, 16433, 26650, 26977, 40121, 40925, 56813, 74209, 75301, 94538, 95153, 97633, 120077, 121465, 122861, 150985, 176929, 178613, 204026, 204929, 208561, 209474, 210389, 211306, 214069, 240829, 279625, 283865, 285997, 288137, 315682

Offset

1,1

Links

Table of n, a(n) for n=1..31.

Crossrefs

Subsequence of A003814.

Sequence in context: A235244 A236872 A031843 * A035921 A278607 A235845

Adjacent sequences: A031621 A031622 A031623 * A031625 A031626 A031627

Keyword

nonn

Author

David W. Wilson

Extensions

First term 1297 removed by Georg Fischer, Jun 16 2019

Status

approved