A179195 - cp's OEIS frontend

A179195 Triangle array: row n lists the number of repeating digits of 1/2 through 1/(n-1) in base n, or 0 if it terminates.

n	a(n)
3	1
4	0
5	1
6	1
7	2
8	1
9	0
10	0
11	0
12	1
13	1
14	1
15	2
16	4
17	1
18	0
19	2
20	0
21	4
22	2
23	1
24	1
25	0
26	1
27	2
28	1
29	3
30	1
31	0
32	1
33	0
34	0
35	1
36	6
37	0
38	1
39	1
40	2
41	2
42	1
43	2
44	3
45	2
46	6
47	1
48	0
49	0
50	0
51	4
52	0
53	6
54	0
55	0
56	4
57	1
58	1
59	1
60	1
61	4
62	1
63	2
64	2
65	3
66	4
67	10
68	1
69	0
70	1
71	0
72	1
73	1
74	0
75	0
76	6
77	2
78	5
79	2
80	1
81	1
82	0
83	2
84	0
85	1
86	1
87	2
88	0
89	1
90	5
91	2
92	12
93	1
94	0
95	1
96	0
97	1
98	1
99	3
100	0
101	3
102	1
103	5
104	1
105	3
106	3
107	1

[1, 0, 1, 1, 2, 1, 0, 0, 0, 1, 1, 1, 2, 4, 1, 0, 2, 0, 4, 2, 1, 1, 0, 1, 2, 1, 3, 1, 0, 1, 0, 0, 1, 6, 0, 1, 1, 2, 2, 1, 2, 3, 2, 6, 1, 0, 0, 0, 4, 0, 6, 0, 0, 4, 1, 1, 1, 1, 4, 1, 2, 2, 3, 4, 10, 1, 0, 1, 0, 1, 1, 0, 0, 6, 2, 5, 2, 1, 1, 0, 2, 0, 1, 1, 2, 0, 1, 5, 2, 12, 1, 0, 1, 0, 1, 1, 3, 0, 3, 1, 5, 1, 3, 3, 1]

cp's OEIS Frontend

A179195 Triangle array: row n lists the number of repeating digits of 1/2 through 1/(n-1) in base n, or 0 if it terminates.

Table of values

List of values

n	a(n)
3	1
4	0
5	1
6	1
7	2
8	1
9	0
10	0
11	0
12	1
13	1
14	1
15	2
16	4
17	1
18	0
19	2
20	0
21	4
22	2
23	1
24	1
25	0
26	1
27	2
28	1
29	3
30	1
31	0
32	1
33	0
34	0
35	1
36	6
37	0
38	1
39	1
40	2
41	2
42	1
43	2
44	3
45	2
46	6
47	1
48	0
49	0
50	0
51	4
52	0
53	6
54	0
55	0
56	4
57	1
58	1
59	1
60	1
61	4
62	1
63	2
64	2
65	3
66	4
67	10
68	1
69	0
70	1
71	0
72	1
73	1
74	0
75	0
76	6
77	2
78	5
79	2
80	1
81	1
82	0
83	2
84	0
85	1
86	1
87	2
88	0
89	1
90	5
91	2
92	12
93	1
94	0
95	1
96	0
97	1
98	1
99	3
100	0
101	3
102	1
103	5
104	1
105	3
106	3
107	1

n	a(n)
3	1
4	0
5	1
6	1
7	2
8	1
9	0
10	0
11	0
12	1
13	1
14	1
15	2
16	4
17	1
18	0
19	2
20	0
21	4
22	2
23	1
24	1
25	0
26	1
27	2
28	1
29	3
30	1
31	0
32	1
33	0
34	0
35	1
36	6
37	0
38	1
39	1
40	2
41	2
42	1
43	2
44	3
45	2
46	6
47	1
48	0
49	0
50	0
51	4
52	0
53	6
54	0
55	0
56	4
57	1
58	1
59	1
60	1
61	4
62	1
63	2
64	2
65	3
66	4
67	10
68	1
69	0
70	1
71	0
72	1
73	1
74	0
75	0
76	6
77	2
78	5
79	2
80	1
81	1
82	0
83	2
84	0
85	1
86	1
87	2
88	0
89	1
90	5
91	2
92	12
93	1
94	0
95	1
96	0
97	1
98	1
99	3
100	0
101	3
102	1
103	5
104	1
105	3
106	3
107	1

n	a(n)
3	1
4	0
5	1
6	1
7	2
8	1
9	0
10	0
11	0
12	1
13	1
14	1
15	2
16	4
17	1
18	0
19	2
20	0
21	4
22	2
23	1
24	1
25	0
26	1
27	2
28	1
29	3
30	1
31	0
32	1
33	0
34	0
35	1
36	6
37	0
38	1
39	1
40	2
41	2
42	1
43	2
44	3
45	2
46	6
47	1
48	0
49	0
50	0
51	4
52	0
53	6
54	0
55	0
56	4
57	1
58	1
59	1
60	1
61	4
62	1
63	2
64	2
65	3
66	4
67	10
68	1
69	0
70	1
71	0
72	1
73	1
74	0
75	0
76	6
77	2
78	5
79	2
80	1
81	1
82	0
83	2
84	0
85	1
86	1
87	2
88	0
89	1
90	5
91	2
92	12
93	1
94	0
95	1
96	0
97	1
98	1
99	3
100	0
101	3
102	1
103	5
104	1
105	3
106	3
107	1