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
Keywords
Crossrefs
Subsequence of A003814.
Extensions
First term 1297 removed by Georg Fischer, Jun 16 2019