A031626 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 38.
3373, 9241, 30010, 30706, 44221, 45065, 61673, 62669, 82021, 82594, 85489, 105914, 107873, 132857, 160441, 192373, 195893, 196778, 198554, 200338, 201233, 227201, 228154, 230066, 232949, 233914, 271129, 305545, 307757, 309977, 314441
Offset: 1
Keywords
Crossrefs
Subsequence of A003814.
Extensions
First term 1445 removed by Georg Fischer, Jun 16 2019