A274512 - cp's OEIS frontend

A274512 a(n) is the only number m such that 10^(2^m) + 1 is divisible by A072982(n+1).

n	a(n)
1	0
2	3
3	2
4	1
5	2
6	7
7	4
8	4
9	4
10	4
11	8
12	7
13	5
14	15
15	4
16	7
17	5
18	9
19	15
20	3
21	5
22	8
23	16
24	19
25	20
26	17
27	9
28	12
29	18
30	6
31	26
32	8
33	29
34	8
35	11
36	19
37	29
38	35
39	19
40	40
41	22
42	41
43	40
44	5

[0, 3, 2, 1, 2, 7, 4, 4, 4, 4, 8, 7, 5, 15, 4, 7, 5, 9, 15, 3, 5, 8, 16, 19, 20, 17, 9, 12, 18, 6, 26, 8, 29, 8, 11, 19, 29, 35, 19, 40, 22, 41, 40, 5]

cp's OEIS Frontend

A274512 a(n) is the only number m such that 10^(2^m) + 1 is divisible by A072982(n+1).

Table of values

List of values

n	a(n)
1	0
2	3
3	2
4	1
5	2
6	7
7	4
8	4
9	4
10	4
11	8
12	7
13	5
14	15
15	4
16	7
17	5
18	9
19	15
20	3
21	5
22	8
23	16
24	19
25	20
26	17
27	9
28	12
29	18
30	6
31	26
32	8
33	29
34	8
35	11
36	19
37	29
38	35
39	19
40	40
41	22
42	41
43	40
44	5

n	a(n)
1	0
2	3
3	2
4	1
5	2
6	7
7	4
8	4
9	4
10	4
11	8
12	7
13	5
14	15
15	4
16	7
17	5
18	9
19	15
20	3
21	5
22	8
23	16
24	19
25	20
26	17
27	9
28	12
29	18
30	6
31	26
32	8
33	29
34	8
35	11
36	19
37	29
38	35
39	19
40	40
41	22
42	41
43	40
44	5

n	a(n)
1	0
2	3
3	2
4	1
5	2
6	7
7	4
8	4
9	4
10	4
11	8
12	7
13	5
14	15
15	4
16	7
17	5
18	9
19	15
20	3
21	5
22	8
23	16
24	19
25	20
26	17
27	9
28	12
29	18
30	6
31	26
32	8
33	29
34	8
35	11
36	19
37	29
38	35
39	19
40	40
41	22
42	41
43	40
44	5