A010342 - cp's OEIS frontend

A010342 Numbers k such that all terms in the periodic part of the continued fraction for sqrt(k) except the final term are 1.

n	a(n)
1	3
2	7
3	8
4	13
5	15
6	24
7	32
8	35
9	48
10	58
11	63
12	74
13	75
14	80
15	99
16	120
17	135
18	136
19	143
20	168
21	185
22	195
23	215
24	224
25	255
26	288
27	312
28	323
29	346
30	360
31	399
32	425
33	427
34	440
35	483
36	528
37	557
38	560
39	575
40	624
41	675
42	711
43	728
44	783
45	818
46	819
47	840
48	880
49	899
50	960

[3, 7, 8, 13, 15, 24, 32, 35, 48, 58, 63, 74, 75, 80, 99, 120, 135, 136, 143, 168, 185, 195, 215, 224, 255, 288, 312, 323, 346, 360, 399, 425, 427, 440, 483, 528, 557, 560, 575, 624, 675, 711, 728, 783, 818, 819, 840, 880, 899, 960]

cp's OEIS Frontend

A010342 Numbers k such that all terms in the periodic part of the continued fraction for sqrt(k) except the final term are 1.

Table of values

List of values

n	a(n)
1	3
2	7
3	8
4	13
5	15
6	24
7	32
8	35
9	48
10	58
11	63
12	74
13	75
14	80
15	99
16	120
17	135
18	136
19	143
20	168
21	185
22	195
23	215
24	224
25	255
26	288
27	312
28	323
29	346
30	360
31	399
32	425
33	427
34	440
35	483
36	528
37	557
38	560
39	575
40	624
41	675
42	711
43	728
44	783
45	818
46	819
47	840
48	880
49	899
50	960

n	a(n)
1	3
2	7
3	8
4	13
5	15
6	24
7	32
8	35
9	48
10	58
11	63
12	74
13	75
14	80
15	99
16	120
17	135
18	136
19	143
20	168
21	185
22	195
23	215
24	224
25	255
26	288
27	312
28	323
29	346
30	360
31	399
32	425
33	427
34	440
35	483
36	528
37	557
38	560
39	575
40	624
41	675
42	711
43	728
44	783
45	818
46	819
47	840
48	880
49	899
50	960

n	a(n)
1	3
2	7
3	8
4	13
5	15
6	24
7	32
8	35
9	48
10	58
11	63
12	74
13	75
14	80
15	99
16	120
17	135
18	136
19	143
20	168
21	185
22	195
23	215
24	224
25	255
26	288
27	312
28	323
29	346
30	360
31	399
32	425
33	427
34	440
35	483
36	528
37	557
38	560
39	575
40	624
41	675
42	711
43	728
44	783
45	818
46	819
47	840
48	880
49	899
50	960