A031616 - cp's OEIS frontend

A031616 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 28.

n	a(n)
1	5209
2	16210
3	16465
4	16981
5	24457
6	35513
7	45169
8	46021
9	58853
10	59338
11	60314
12	72185
13	74345
14	75437
15	92857
16	106154
17	107458
18	108113
19	110753
20	123826
21	124529
22	125941
23	127361
24	128074
25	128789
26	131669
27	151273
28	168941
29	170585
30	172237
31	173897

[5209, 16210, 16465, 16981, 24457, 35513, 45169, 46021, 58853, 59338, 60314, 72185, 74345, 75437, 92857, 106154, 107458, 108113, 110753, 123826, 124529, 125941, 127361, 128074, 128789, 131669, 151273, 168941, 170585, 172237, 173897]

cp's OEIS Frontend

A031616 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 28.

Table of values

List of values