A013943 - cp's OEIS frontend

A013943 Period of continued fraction for sqrt(m), m = n-th nonsquare.

n	a(n)
1	1
2	2
3	1
4	2
5	4
6	2
7	1
8	2
9	2
10	5
11	4
12	2
13	1
14	2
15	6
16	2
17	6
18	6
19	4
20	2
21	1
22	2
23	4
24	5
25	2
26	8
27	4
28	4
29	4
30	2
31	1
32	2
33	2
34	2
35	3
36	2
37	10
38	8
39	6
40	12
41	4
42	2
43	1
44	2
45	6
46	5
47	6
48	4
49	2
50	6
51	7
52	6
53	4
54	11
55	4
56	2
57	1
58	2
59	10
60	2
61	8
62	6
63	8
64	2
65	7
66	5
67	4
68	12
69	6
70	4
71	4
72	2
73	1
74	2
75	2
76	5
77	10
78	2
79	6
80	5
81	2
82	8
83	8
84	10
85	16
86	4
87	4
88	11
89	4
90	2
91	1
92	2
93	12
94	2
95	2
96	9
97	6
98	8
99	15
100	2
101	6
102	6

[1, 2, 1, 2, 4, 2, 1, 2, 2, 5, 4, 2, 1, 2, 6, 2, 6, 6, 4, 2, 1, 2, 4, 5, 2, 8, 4, 4, 4, 2, 1, 2, 2, 2, 3, 2, 10, 8, 6, 12, 4, 2, 1, 2, 6, 5, 6, 4, 2, 6, 7, 6, 4, 11, 4, 2, 1, 2, 10, 2, 8, 6, 8, 2, 7, 5, 4, 12, 6, 4, 4, 2, 1, 2, 2, 5, 10, 2, 6, 5, 2, 8, 8, 10, 16, 4, 4, 11, 4, 2, 1, 2, 12, 2, 2, 9, 6, 8, 15, 2, 6, 6]

cp's OEIS Frontend

A013943 Period of continued fraction for sqrt(m), m = n-th nonsquare.

Table of values

List of values

n	a(n)
1	1
2	2
3	1
4	2
5	4
6	2
7	1
8	2
9	2
10	5
11	4
12	2
13	1
14	2
15	6
16	2
17	6
18	6
19	4
20	2
21	1
22	2
23	4
24	5
25	2
26	8
27	4
28	4
29	4
30	2
31	1
32	2
33	2
34	2
35	3
36	2
37	10
38	8
39	6
40	12
41	4
42	2
43	1
44	2
45	6
46	5
47	6
48	4
49	2
50	6
51	7
52	6
53	4
54	11
55	4
56	2
57	1
58	2
59	10
60	2
61	8
62	6
63	8
64	2
65	7
66	5
67	4
68	12
69	6
70	4
71	4
72	2
73	1
74	2
75	2
76	5
77	10
78	2
79	6
80	5
81	2
82	8
83	8
84	10
85	16
86	4
87	4
88	11
89	4
90	2
91	1
92	2
93	12
94	2
95	2
96	9
97	6
98	8
99	15
100	2
101	6
102	6

n	a(n)
1	1
2	2
3	1
4	2
5	4
6	2
7	1
8	2
9	2
10	5
11	4
12	2
13	1
14	2
15	6
16	2
17	6
18	6
19	4
20	2
21	1
22	2
23	4
24	5
25	2
26	8
27	4
28	4
29	4
30	2
31	1
32	2
33	2
34	2
35	3
36	2
37	10
38	8
39	6
40	12
41	4
42	2
43	1
44	2
45	6
46	5
47	6
48	4
49	2
50	6
51	7
52	6
53	4
54	11
55	4
56	2
57	1
58	2
59	10
60	2
61	8
62	6
63	8
64	2
65	7
66	5
67	4
68	12
69	6
70	4
71	4
72	2
73	1
74	2
75	2
76	5
77	10
78	2
79	6
80	5
81	2
82	8
83	8
84	10
85	16
86	4
87	4
88	11
89	4
90	2
91	1
92	2
93	12
94	2
95	2
96	9
97	6
98	8
99	15
100	2
101	6
102	6

n	a(n)
1	1
2	2
3	1
4	2
5	4
6	2
7	1
8	2
9	2
10	5
11	4
12	2
13	1
14	2
15	6
16	2
17	6
18	6
19	4
20	2
21	1
22	2
23	4
24	5
25	2
26	8
27	4
28	4
29	4
30	2
31	1
32	2
33	2
34	2
35	3
36	2
37	10
38	8
39	6
40	12
41	4
42	2
43	1
44	2
45	6
46	5
47	6
48	4
49	2
50	6
51	7
52	6
53	4
54	11
55	4
56	2
57	1
58	2
59	10
60	2
61	8
62	6
63	8
64	2
65	7
66	5
67	4
68	12
69	6
70	4
71	4
72	2
73	1
74	2
75	2
76	5
77	10
78	2
79	6
80	5
81	2
82	8
83	8
84	10
85	16
86	4
87	4
88	11
89	4
90	2
91	1
92	2
93	12
94	2
95	2
96	9
97	6
98	8
99	15
100	2
101	6
102	6