A204939 - cp's OEIS frontend

A204939 Least k such that n divides A130328(k-1), the k-th difference between numbers of the form 2^(k-1).

n	a(n)
1	1
2	3
3	2
4	6
5	7
6	5
7	4
8	10
9	16
10	12
11	46
12	9
13	67
14	8
15	7
16	15
17	29
18	23
19	154
20	18
21	16
22	57
23	56
24	14
25	191
26	80
27	154
28	13
29	379
30	12
31	11
32	21
33	46
34	38
35	67
36	31
37	631
38	173
39	67
40	25
41	191
42	23
43	92
44	69
45	67
46	68
47	254
48	20
49	211
50	212

[1, 3, 2, 6, 7, 5, 4, 10, 16, 12, 46, 9, 67, 8, 7, 15, 29, 23, 154, 18, 16, 57, 56, 14, 191, 80, 154, 13, 379, 12, 11, 21, 46, 38, 67, 31, 631, 173, 67, 25, 191, 23, 92, 69, 67, 68, 254, 20, 211, 212]

cp's OEIS Frontend

A204939 Least k such that n divides A130328(k-1), the k-th difference between numbers of the form 2^(k-1).

Table of values

List of values

n	a(n)
1	1
2	3
3	2
4	6
5	7
6	5
7	4
8	10
9	16
10	12
11	46
12	9
13	67
14	8
15	7
16	15
17	29
18	23
19	154
20	18
21	16
22	57
23	56
24	14
25	191
26	80
27	154
28	13
29	379
30	12
31	11
32	21
33	46
34	38
35	67
36	31
37	631
38	173
39	67
40	25
41	191
42	23
43	92
44	69
45	67
46	68
47	254
48	20
49	211
50	212

n	a(n)
1	1
2	3
3	2
4	6
5	7
6	5
7	4
8	10
9	16
10	12
11	46
12	9
13	67
14	8
15	7
16	15
17	29
18	23
19	154
20	18
21	16
22	57
23	56
24	14
25	191
26	80
27	154
28	13
29	379
30	12
31	11
32	21
33	46
34	38
35	67
36	31
37	631
38	173
39	67
40	25
41	191
42	23
43	92
44	69
45	67
46	68
47	254
48	20
49	211
50	212

n	a(n)
1	1
2	3
3	2
4	6
5	7
6	5
7	4
8	10
9	16
10	12
11	46
12	9
13	67
14	8
15	7
16	15
17	29
18	23
19	154
20	18
21	16
22	57
23	56
24	14
25	191
26	80
27	154
28	13
29	379
30	12
31	11
32	21
33	46
34	38
35	67
36	31
37	631
38	173
39	67
40	25
41	191
42	23
43	92
44	69
45	67
46	68
47	254
48	20
49	211
50	212