A366274 - cp's OEIS frontend

A366274 a(n) is the least k such that prime(n+1+k) >= prime(n)+prime(n+1).

n	a(n)
1	1
2	2
3	2
4	3
5	4
6	4
7	4
8	5
9	6
10	7
11	8
12	9
13	10
14	10
15	10
16	13
17	13
18	13
19	14
20	14
21	15
22	15
23	16
24	18
25	20
26	20
27	19
28	19
29	18
30	22
31	24
32	24
33	25
34	27
35	27
36	27
37	29
38	28
39	29
40	30
41	31
42	31
43	33
44	33
45	32
46	34
47	37
48	39
49	38
50	39
51	40
52	40
53	41
54	42
55	42
56	43
57	42
58	43
59	43
60	43

[1, 2, 2, 3, 4, 4, 4, 5, 6, 7, 8, 9, 10, 10, 10, 13, 13, 13, 14, 14, 15, 15, 16, 18, 20, 20, 19, 19, 18, 22, 24, 24, 25, 27, 27, 27, 29, 28, 29, 30, 31, 31, 33, 33, 32, 34, 37, 39, 38, 39, 40, 40, 41, 42, 42, 43, 42, 43, 43, 43]

cp's OEIS Frontend

A366274 a(n) is the least k such that prime(n+1+k) >= prime(n)+prime(n+1).

Table of values

List of values

n	a(n)
1	1
2	2
3	2
4	3
5	4
6	4
7	4
8	5
9	6
10	7
11	8
12	9
13	10
14	10
15	10
16	13
17	13
18	13
19	14
20	14
21	15
22	15
23	16
24	18
25	20
26	20
27	19
28	19
29	18
30	22
31	24
32	24
33	25
34	27
35	27
36	27
37	29
38	28
39	29
40	30
41	31
42	31
43	33
44	33
45	32
46	34
47	37
48	39
49	38
50	39
51	40
52	40
53	41
54	42
55	42
56	43
57	42
58	43
59	43
60	43

n	a(n)
1	1
2	2
3	2
4	3
5	4
6	4
7	4
8	5
9	6
10	7
11	8
12	9
13	10
14	10
15	10
16	13
17	13
18	13
19	14
20	14
21	15
22	15
23	16
24	18
25	20
26	20
27	19
28	19
29	18
30	22
31	24
32	24
33	25
34	27
35	27
36	27
37	29
38	28
39	29
40	30
41	31
42	31
43	33
44	33
45	32
46	34
47	37
48	39
49	38
50	39
51	40
52	40
53	41
54	42
55	42
56	43
57	42
58	43
59	43
60	43

n	a(n)
1	1
2	2
3	2
4	3
5	4
6	4
7	4
8	5
9	6
10	7
11	8
12	9
13	10
14	10
15	10
16	13
17	13
18	13
19	14
20	14
21	15
22	15
23	16
24	18
25	20
26	20
27	19
28	19
29	18
30	22
31	24
32	24
33	25
34	27
35	27
36	27
37	29
38	28
39	29
40	30
41	31
42	31
43	33
44	33
45	32
46	34
47	37
48	39
49	38
50	39
51	40
52	40
53	41
54	42
55	42
56	43
57	42
58	43
59	43
60	43