A226166 - cp's OEIS frontend

A226166 One half of the length of the period of the principal indefinite quadratic binary form of discriminant D(n) = A079896(n).

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

[1, 1, 1, 1, 3, 1, 1, 1, 2, 1, 1, 2, 3, 1, 5, 1, 1, 1, 5, 1, 2, 3, 1, 3, 3, 1, 2, 1, 9, 3, 1, 1, 3, 1, 3, 7, 2, 1, 1, 9, 3, 1, 3, 1, 7, 2, 7, 5, 1, 1, 4, 1, 2, 5, 2, 2, 2, 7, 1, 2, 3, 1, 5, 1, 4, 1, 5, 1, 5, 3, 1, 1, 5, 1, 4, 6, 3, 5, 6, 3, 2, 2, 1, 15, 3, 1, 7, 1, 2, 3, 6, 5, 2, 3, 8, 2, 1, 1]

cp's OEIS Frontend

A226166 One half of the length of the period of the principal indefinite quadratic binary form of discriminant D(n) = A079896(n).

Table of values

List of values

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

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

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