A195610 - cp's OEIS frontend

A195610 Smallest k such that A014657(n) divides 2^k + 1.

n	a(n)
1	0
2	0
3	1
4	2
5	3
6	5
7	6
8	4
9	9
10	10
11	9
12	14
13	5
14	18
15	10
16	7
17	26
18	9
19	29
20	30
21	6
22	33
23	27
24	41
25	24
26	15
27	50
28	53
29	18
30	14
31	55
32	50
33	7
34	65
35	34
36	69
37	14
38	74
39	26
40	81
41	78
42	9
43	86
44	29
45	89
46	90
47	18
48	48
49	98
50	33
51	10
52	45
53	105
54	113
55	38
56	12
57	81
58	41
59	25
60	8
61	26
62	134
63	46
64	35
65	47
66	68
67	146
68	45

[0, 0, 1, 2, 3, 5, 6, 4, 9, 10, 9, 14, 5, 18, 10, 7, 26, 9, 29, 30, 6, 33, 27, 41, 24, 15, 50, 53, 18, 14, 55, 50, 7, 65, 34, 69, 14, 74, 26, 81, 78, 9, 86, 29, 89, 90, 18, 48, 98, 33, 10, 45, 105, 113, 38, 12, 81, 41, 25, 8, 26, 134, 46, 35, 47, 68, 146, 45]

cp's OEIS Frontend

A195610 Smallest k such that A014657(n) divides 2^k + 1.

Table of values

List of values

n	a(n)
1	0
2	0
3	1
4	2
5	3
6	5
7	6
8	4
9	9
10	10
11	9
12	14
13	5
14	18
15	10
16	7
17	26
18	9
19	29
20	30
21	6
22	33
23	27
24	41
25	24
26	15
27	50
28	53
29	18
30	14
31	55
32	50
33	7
34	65
35	34
36	69
37	14
38	74
39	26
40	81
41	78
42	9
43	86
44	29
45	89
46	90
47	18
48	48
49	98
50	33
51	10
52	45
53	105
54	113
55	38
56	12
57	81
58	41
59	25
60	8
61	26
62	134
63	46
64	35
65	47
66	68
67	146
68	45

n	a(n)
1	0
2	0
3	1
4	2
5	3
6	5
7	6
8	4
9	9
10	10
11	9
12	14
13	5
14	18
15	10
16	7
17	26
18	9
19	29
20	30
21	6
22	33
23	27
24	41
25	24
26	15
27	50
28	53
29	18
30	14
31	55
32	50
33	7
34	65
35	34
36	69
37	14
38	74
39	26
40	81
41	78
42	9
43	86
44	29
45	89
46	90
47	18
48	48
49	98
50	33
51	10
52	45
53	105
54	113
55	38
56	12
57	81
58	41
59	25
60	8
61	26
62	134
63	46
64	35
65	47
66	68
67	146
68	45

n	a(n)
1	0
2	0
3	1
4	2
5	3
6	5
7	6
8	4
9	9
10	10
11	9
12	14
13	5
14	18
15	10
16	7
17	26
18	9
19	29
20	30
21	6
22	33
23	27
24	41
25	24
26	15
27	50
28	53
29	18
30	14
31	55
32	50
33	7
34	65
35	34
36	69
37	14
38	74
39	26
40	81
41	78
42	9
43	86
44	29
45	89
46	90
47	18
48	48
49	98
50	33
51	10
52	45
53	105
54	113
55	38
56	12
57	81
58	41
59	25
60	8
61	26
62	134
63	46
64	35
65	47
66	68
67	146
68	45