A072064 - cp's OEIS frontend

A072064 Least k>0 such that prime(n)+k*n is prime.

n	a(n)
1	1
2	1
3	2
4	1
5	4
6	1
7	2
8	3
9	2
10	3
11	2
12	2
13	2
14	2
15	4
16	3
17	4
18	1
19	6
20	3
21	4
22	1
23	10
24	1
25	4
26	1
27	2
28	2
29	2
30	2
31	4
32	1
33	4
34	1
35	6
36	2
37	6
38	2
39	6
40	3
41	24
42	1
43	2
44	2
45	6
46	3
47	8
48	1
49	6
50	3
51	8
52	5
53	2
54	2
55	2
56	3
57	2
58	4
59	6
60	2
61	16
62	3
63	2
64	2
65	2
66	1
67	4
68	3
69	6
70	1
71	10
72	1
73	4
74	2
75	6
76	6
77	16
78	3
79	8
80	2
81	4
82	1
83	6
84	2
85	10
86	3
87	4
88	4
89	18
90	2
91	6
92	1
93	2

[1, 1, 2, 1, 4, 1, 2, 3, 2, 3, 2, 2, 2, 2, 4, 3, 4, 1, 6, 3, 4, 1, 10, 1, 4, 1, 2, 2, 2, 2, 4, 1, 4, 1, 6, 2, 6, 2, 6, 3, 24, 1, 2, 2, 6, 3, 8, 1, 6, 3, 8, 5, 2, 2, 2, 3, 2, 4, 6, 2, 16, 3, 2, 2, 2, 1, 4, 3, 6, 1, 10, 1, 4, 2, 6, 6, 16, 3, 8, 2, 4, 1, 6, 2, 10, 3, 4, 4, 18, 2, 6, 1, 2]

cp's OEIS Frontend

A072064 Least k>0 such that prime(n)+k*n is prime.

Table of values

List of values

n	a(n)
1	1
2	1
3	2
4	1
5	4
6	1
7	2
8	3
9	2
10	3
11	2
12	2
13	2
14	2
15	4
16	3
17	4
18	1
19	6
20	3
21	4
22	1
23	10
24	1
25	4
26	1
27	2
28	2
29	2
30	2
31	4
32	1
33	4
34	1
35	6
36	2
37	6
38	2
39	6
40	3
41	24
42	1
43	2
44	2
45	6
46	3
47	8
48	1
49	6
50	3
51	8
52	5
53	2
54	2
55	2
56	3
57	2
58	4
59	6
60	2
61	16
62	3
63	2
64	2
65	2
66	1
67	4
68	3
69	6
70	1
71	10
72	1
73	4
74	2
75	6
76	6
77	16
78	3
79	8
80	2
81	4
82	1
83	6
84	2
85	10
86	3
87	4
88	4
89	18
90	2
91	6
92	1
93	2

n	a(n)
1	1
2	1
3	2
4	1
5	4
6	1
7	2
8	3
9	2
10	3
11	2
12	2
13	2
14	2
15	4
16	3
17	4
18	1
19	6
20	3
21	4
22	1
23	10
24	1
25	4
26	1
27	2
28	2
29	2
30	2
31	4
32	1
33	4
34	1
35	6
36	2
37	6
38	2
39	6
40	3
41	24
42	1
43	2
44	2
45	6
46	3
47	8
48	1
49	6
50	3
51	8
52	5
53	2
54	2
55	2
56	3
57	2
58	4
59	6
60	2
61	16
62	3
63	2
64	2
65	2
66	1
67	4
68	3
69	6
70	1
71	10
72	1
73	4
74	2
75	6
76	6
77	16
78	3
79	8
80	2
81	4
82	1
83	6
84	2
85	10
86	3
87	4
88	4
89	18
90	2
91	6
92	1
93	2

n	a(n)
1	1
2	1
3	2
4	1
5	4
6	1
7	2
8	3
9	2
10	3
11	2
12	2
13	2
14	2
15	4
16	3
17	4
18	1
19	6
20	3
21	4
22	1
23	10
24	1
25	4
26	1
27	2
28	2
29	2
30	2
31	4
32	1
33	4
34	1
35	6
36	2
37	6
38	2
39	6
40	3
41	24
42	1
43	2
44	2
45	6
46	3
47	8
48	1
49	6
50	3
51	8
52	5
53	2
54	2
55	2
56	3
57	2
58	4
59	6
60	2
61	16
62	3
63	2
64	2
65	2
66	1
67	4
68	3
69	6
70	1
71	10
72	1
73	4
74	2
75	6
76	6
77	16
78	3
79	8
80	2
81	4
82	1
83	6
84	2
85	10
86	3
87	4
88	4
89	18
90	2
91	6
92	1
93	2