A092131 - cp's OEIS frontend

A092131 Distance from 2^n to the next prime.

n	a(n)
1	0
2	1
3	3
4	1
5	5
6	3
7	3
8	1
9	9
10	7
11	5
12	3
13	17
14	27
15	3
16	1
17	29
18	3
19	21
20	7
21	17
22	15
23	9
24	43
25	35
26	15
27	29
28	3
29	11
30	3
31	11
32	15
33	17
34	25
35	53
36	31
37	9
38	7
39	23
40	15
41	27
42	15
43	29
44	7
45	59
46	15
47	5
48	21
49	69
50	55
51	21
52	21
53	5
54	159
55	3
56	81
57	9
58	69
59	131
60	33
61	15
62	135
63	29
64	13
65	131
66	9
67	3
68	33
69	29
70	25
71	11
72	15
73	29
74	37
75	33
76	15
77	11
78	7
79	23

[0, 1, 3, 1, 5, 3, 3, 1, 9, 7, 5, 3, 17, 27, 3, 1, 29, 3, 21, 7, 17, 15, 9, 43, 35, 15, 29, 3, 11, 3, 11, 15, 17, 25, 53, 31, 9, 7, 23, 15, 27, 15, 29, 7, 59, 15, 5, 21, 69, 55, 21, 21, 5, 159, 3, 81, 9, 69, 131, 33, 15, 135, 29, 13, 131, 9, 3, 33, 29, 25, 11, 15, 29, 37, 33, 15, 11, 7, 23]

cp's OEIS Frontend

A092131 Distance from 2^n to the next prime.

Table of values

List of values

n	a(n)
1	0
2	1
3	3
4	1
5	5
6	3
7	3
8	1
9	9
10	7
11	5
12	3
13	17
14	27
15	3
16	1
17	29
18	3
19	21
20	7
21	17
22	15
23	9
24	43
25	35
26	15
27	29
28	3
29	11
30	3
31	11
32	15
33	17
34	25
35	53
36	31
37	9
38	7
39	23
40	15
41	27
42	15
43	29
44	7
45	59
46	15
47	5
48	21
49	69
50	55
51	21
52	21
53	5
54	159
55	3
56	81
57	9
58	69
59	131
60	33
61	15
62	135
63	29
64	13
65	131
66	9
67	3
68	33
69	29
70	25
71	11
72	15
73	29
74	37
75	33
76	15
77	11
78	7
79	23

n	a(n)
1	0
2	1
3	3
4	1
5	5
6	3
7	3
8	1
9	9
10	7
11	5
12	3
13	17
14	27
15	3
16	1
17	29
18	3
19	21
20	7
21	17
22	15
23	9
24	43
25	35
26	15
27	29
28	3
29	11
30	3
31	11
32	15
33	17
34	25
35	53
36	31
37	9
38	7
39	23
40	15
41	27
42	15
43	29
44	7
45	59
46	15
47	5
48	21
49	69
50	55
51	21
52	21
53	5
54	159
55	3
56	81
57	9
58	69
59	131
60	33
61	15
62	135
63	29
64	13
65	131
66	9
67	3
68	33
69	29
70	25
71	11
72	15
73	29
74	37
75	33
76	15
77	11
78	7
79	23

n	a(n)
1	0
2	1
3	3
4	1
5	5
6	3
7	3
8	1
9	9
10	7
11	5
12	3
13	17
14	27
15	3
16	1
17	29
18	3
19	21
20	7
21	17
22	15
23	9
24	43
25	35
26	15
27	29
28	3
29	11
30	3
31	11
32	15
33	17
34	25
35	53
36	31
37	9
38	7
39	23
40	15
41	27
42	15
43	29
44	7
45	59
46	15
47	5
48	21
49	69
50	55
51	21
52	21
53	5
54	159
55	3
56	81
57	9
58	69
59	131
60	33
61	15
62	135
63	29
64	13
65	131
66	9
67	3
68	33
69	29
70	25
71	11
72	15
73	29
74	37
75	33
76	15
77	11
78	7
79	23