A254863 - cp's OEIS frontend

A254863 Least prime p such that p + previousprime(p) is a multiple of n.

n	a(n)
1	3
2	5
3	7
4	5
5	3
6	7
7	23
8	5
9	11
10	17
11	101
12	7
13	29
14	23
15	17
16	59
17	37
18	11
19	79
20	31
21	23
22	101
23	71
24	13
25	53
26	29
27	83
28	43
29	349
30	17
31	97
32	67
33	101
34	37
35	107
36	19
37	113
38	79
39	41
40	61
41	211
42	23
43	89
44	157
45	47
46	71
47	283
48	73
49	443
50	53
51	103
52	29
53	641
54	83
55	167
56	59
57	229
58	349
59	239
60	31
61	613
62	97
63	317
64	67
65	197
66	101
67	137
68	37
69	71
70	107
71	431
72	73

[3, 5, 7, 5, 3, 7, 23, 5, 11, 17, 101, 7, 29, 23, 17, 59, 37, 11, 79, 31, 23, 101, 71, 13, 53, 29, 83, 43, 349, 17, 97, 67, 101, 37, 107, 19, 113, 79, 41, 61, 211, 23, 89, 157, 47, 71, 283, 73, 443, 53, 103, 29, 641, 83, 167, 59, 229, 349, 239, 31, 613, 97, 317, 67, 197, 101, 137, 37, 71, 107, 431, 73]

cp's OEIS Frontend

A254863 Least prime p such that p + previousprime(p) is a multiple of n.

Table of values

List of values

n	a(n)
1	3
2	5
3	7
4	5
5	3
6	7
7	23
8	5
9	11
10	17
11	101
12	7
13	29
14	23
15	17
16	59
17	37
18	11
19	79
20	31
21	23
22	101
23	71
24	13
25	53
26	29
27	83
28	43
29	349
30	17
31	97
32	67
33	101
34	37
35	107
36	19
37	113
38	79
39	41
40	61
41	211
42	23
43	89
44	157
45	47
46	71
47	283
48	73
49	443
50	53
51	103
52	29
53	641
54	83
55	167
56	59
57	229
58	349
59	239
60	31
61	613
62	97
63	317
64	67
65	197
66	101
67	137
68	37
69	71
70	107
71	431
72	73

n	a(n)
1	3
2	5
3	7
4	5
5	3
6	7
7	23
8	5
9	11
10	17
11	101
12	7
13	29
14	23
15	17
16	59
17	37
18	11
19	79
20	31
21	23
22	101
23	71
24	13
25	53
26	29
27	83
28	43
29	349
30	17
31	97
32	67
33	101
34	37
35	107
36	19
37	113
38	79
39	41
40	61
41	211
42	23
43	89
44	157
45	47
46	71
47	283
48	73
49	443
50	53
51	103
52	29
53	641
54	83
55	167
56	59
57	229
58	349
59	239
60	31
61	613
62	97
63	317
64	67
65	197
66	101
67	137
68	37
69	71
70	107
71	431
72	73

n	a(n)
1	3
2	5
3	7
4	5
5	3
6	7
7	23
8	5
9	11
10	17
11	101
12	7
13	29
14	23
15	17
16	59
17	37
18	11
19	79
20	31
21	23
22	101
23	71
24	13
25	53
26	29
27	83
28	43
29	349
30	17
31	97
32	67
33	101
34	37
35	107
36	19
37	113
38	79
39	41
40	61
41	211
42	23
43	89
44	157
45	47
46	71
47	283
48	73
49	443
50	53
51	103
52	29
53	641
54	83
55	167
56	59
57	229
58	349
59	239
60	31
61	613
62	97
63	317
64	67
65	197
66	101
67	137
68	37
69	71
70	107
71	431
72	73