A003814 - cp's OEIS frontend

A003814 Numbers k such that the continued fraction for sqrt(k) has odd period length.

n	a(n)
1	2
2	5
3	10
4	13
5	17
6	26
7	29
8	37
9	41
10	50
11	53
12	58
13	61
14	65
15	73
16	74
17	82
18	85
19	89
20	97
21	101
22	106
23	109
24	113
25	122
26	125
27	130
28	137
29	145
30	149
31	157
32	170
33	173
34	181
35	185
36	193
37	197
38	202
39	218
40	226
41	229
42	233
43	241
44	250
45	257
46	265
47	269
48	274
49	277
50	281
51	290
52	293
53	298
54	313
55	314
56	317

[2, 5, 10, 13, 17, 26, 29, 37, 41, 50, 53, 58, 61, 65, 73, 74, 82, 85, 89, 97, 101, 106, 109, 113, 122, 125, 130, 137, 145, 149, 157, 170, 173, 181, 185, 193, 197, 202, 218, 226, 229, 233, 241, 250, 257, 265, 269, 274, 277, 281, 290, 293, 298, 313, 314, 317]

cp's OEIS Frontend

A003814 Numbers k such that the continued fraction for sqrt(k) has odd period length.

Table of values

List of values

n	a(n)
1	2
2	5
3	10
4	13
5	17
6	26
7	29
8	37
9	41
10	50
11	53
12	58
13	61
14	65
15	73
16	74
17	82
18	85
19	89
20	97
21	101
22	106
23	109
24	113
25	122
26	125
27	130
28	137
29	145
30	149
31	157
32	170
33	173
34	181
35	185
36	193
37	197
38	202
39	218
40	226
41	229
42	233
43	241
44	250
45	257
46	265
47	269
48	274
49	277
50	281
51	290
52	293
53	298
54	313
55	314
56	317

n	a(n)
1	2
2	5
3	10
4	13
5	17
6	26
7	29
8	37
9	41
10	50
11	53
12	58
13	61
14	65
15	73
16	74
17	82
18	85
19	89
20	97
21	101
22	106
23	109
24	113
25	122
26	125
27	130
28	137
29	145
30	149
31	157
32	170
33	173
34	181
35	185
36	193
37	197
38	202
39	218
40	226
41	229
42	233
43	241
44	250
45	257
46	265
47	269
48	274
49	277
50	281
51	290
52	293
53	298
54	313
55	314
56	317

n	a(n)
1	2
2	5
3	10
4	13
5	17
6	26
7	29
8	37
9	41
10	50
11	53
12	58
13	61
14	65
15	73
16	74
17	82
18	85
19	89
20	97
21	101
22	106
23	109
24	113
25	122
26	125
27	130
28	137
29	145
30	149
31	157
32	170
33	173
34	181
35	185
36	193
37	197
38	202
39	218
40	226
41	229
42	233
43	241
44	250
45	257
46	265
47	269
48	274
49	277
50	281
51	290
52	293
53	298
54	313
55	314
56	317