A073124 - cp's OEIS frontend

A073124 a(n) = prime(1+prime(n)) - prime(prime(n)).

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

[2, 2, 2, 2, 6, 2, 2, 4, 6, 4, 4, 6, 2, 2, 12, 10, 4, 10, 6, 6, 6, 8, 2, 2, 12, 10, 6, 6, 2, 2, 10, 4, 14, 12, 4, 4, 10, 4, 6, 2, 6, 4, 10, 10, 12, 6, 4, 14, 6, 4, 10, 12, 8, 4, 6, 24, 10, 6, 2, 8, 14, 18, 2, 6, 2, 12, 16, 4, 6, 6, 2, 6, 26, 2, 8, 10, 4, 10, 4]

cp's OEIS Frontend

A073124 a(n) = prime(1+prime(n)) - prime(prime(n)).

Table of values

List of values

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

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

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