A065006 - cp's OEIS frontend

A065006 Integers for which the periodic part of the continued fraction for the square root of n begins with 3.

n	a(n)
1	11
2	28
3	40
4	53
5	69
6	86
7	87
8	106
9	127
10	128
11	151
12	152
13	176
14	177
15	204
16	205
17	233
18	234
19	235
20	265
21	266
22	298
23	299
24	300
25	334
26	335
27	336
28	371
29	372
30	373
31	411
32	412
33	413
34	452
35	453
36	454
37	455
38	496
39	497
40	498
41	541
42	542
43	543
44	544
45	589
46	590
47	591
48	592
49	638
50	639
51	640
52	641
53	690

[11, 28, 40, 53, 69, 86, 87, 106, 127, 128, 151, 152, 176, 177, 204, 205, 233, 234, 235, 265, 266, 298, 299, 300, 334, 335, 336, 371, 372, 373, 411, 412, 413, 452, 453, 454, 455, 496, 497, 498, 541, 542, 543, 544, 589, 590, 591, 592, 638, 639, 640, 641, 690]

cp's OEIS Frontend

A065006 Integers for which the periodic part of the continued fraction for the square root of n begins with 3.

Table of values

List of values

n	a(n)
1	11
2	28
3	40
4	53
5	69
6	86
7	87
8	106
9	127
10	128
11	151
12	152
13	176
14	177
15	204
16	205
17	233
18	234
19	235
20	265
21	266
22	298
23	299
24	300
25	334
26	335
27	336
28	371
29	372
30	373
31	411
32	412
33	413
34	452
35	453
36	454
37	455
38	496
39	497
40	498
41	541
42	542
43	543
44	544
45	589
46	590
47	591
48	592
49	638
50	639
51	640
52	641
53	690

n	a(n)
1	11
2	28
3	40
4	53
5	69
6	86
7	87
8	106
9	127
10	128
11	151
12	152
13	176
14	177
15	204
16	205
17	233
18	234
19	235
20	265
21	266
22	298
23	299
24	300
25	334
26	335
27	336
28	371
29	372
30	373
31	411
32	412
33	413
34	452
35	453
36	454
37	455
38	496
39	497
40	498
41	541
42	542
43	543
44	544
45	589
46	590
47	591
48	592
49	638
50	639
51	640
52	641
53	690

n	a(n)
1	11
2	28
3	40
4	53
5	69
6	86
7	87
8	106
9	127
10	128
11	151
12	152
13	176
14	177
15	204
16	205
17	233
18	234
19	235
20	265
21	266
22	298
23	299
24	300
25	334
26	335
27	336
28	371
29	372
30	373
31	411
32	412
33	413
34	452
35	453
36	454
37	455
38	496
39	497
40	498
41	541
42	542
43	543
44	544
45	589
46	590
47	591
48	592
49	638
50	639
51	640
52	641
53	690