A362267 - cp's OEIS frontend

A362267 For n >= 0, a(n) is the least integer i >= 0 such that n + p_1 + ... + p_i = q, q prime number, or a(n) = -1 if no such i exists. Here p_1 is the least prime >= n, p_1 < p_2 < ... < p_i are prime numbers (A000040).

n	a(n)
0	1
1	1
2	0
3	0
4	15
5	0
6	1
7	0
8	1
9	12
10	13
11	0
12	3
13	0
14	1
15	4
16	29
17	1
18	1
19	0
20	1
21	2
22	25
23	0
24	1
25	4
26	7
27	8
28	13
29	0
30	1
31	0
32	7
33	6
34	1
35	2
36	1
37	0
38	1
39	4
40	21
41	0
42	7
43	0
44	5
45	10
46	19
47	0
48	1
49	6
50	1
51	2
52	85
53	0
54	1
55	4
56	17
57	6
58	5
59	0
60	11
61	0
62	15
63	4
64	1
65	20
66	3
67	0
68	1
69	14
70	3
71	0
72	3
73	0
74	5
75	22
76	17
77	2
78	1
79	0
80	1
81	6
82	11
83	0

[1, 1, 0, 0, 15, 0, 1, 0, 1, 12, 13, 0, 3, 0, 1, 4, 29, 1, 1, 0, 1, 2, 25, 0, 1, 4, 7, 8, 13, 0, 1, 0, 7, 6, 1, 2, 1, 0, 1, 4, 21, 0, 7, 0, 5, 10, 19, 0, 1, 6, 1, 2, 85, 0, 1, 4, 17, 6, 5, 0, 11, 0, 15, 4, 1, 20, 3, 0, 1, 14, 3, 0, 3, 0, 5, 22, 17, 2, 1, 0, 1, 6, 11, 0]

cp's OEIS Frontend

A362267 For n >= 0, a(n) is the least integer i >= 0 such that n + p_1 + ... + p_i = q, q prime number, or a(n) = -1 if no such i exists. Here p_1 is the least prime >= n, p_1 < p_2 < ... < p_i are prime numbers (A000040).

Table of values

List of values

n	a(n)
0	1
1	1
2	0
3	0
4	15
5	0
6	1
7	0
8	1
9	12
10	13
11	0
12	3
13	0
14	1
15	4
16	29
17	1
18	1
19	0
20	1
21	2
22	25
23	0
24	1
25	4
26	7
27	8
28	13
29	0
30	1
31	0
32	7
33	6
34	1
35	2
36	1
37	0
38	1
39	4
40	21
41	0
42	7
43	0
44	5
45	10
46	19
47	0
48	1
49	6
50	1
51	2
52	85
53	0
54	1
55	4
56	17
57	6
58	5
59	0
60	11
61	0
62	15
63	4
64	1
65	20
66	3
67	0
68	1
69	14
70	3
71	0
72	3
73	0
74	5
75	22
76	17
77	2
78	1
79	0
80	1
81	6
82	11
83	0

n	a(n)
0	1
1	1
2	0
3	0
4	15
5	0
6	1
7	0
8	1
9	12
10	13
11	0
12	3
13	0
14	1
15	4
16	29
17	1
18	1
19	0
20	1
21	2
22	25
23	0
24	1
25	4
26	7
27	8
28	13
29	0
30	1
31	0
32	7
33	6
34	1
35	2
36	1
37	0
38	1
39	4
40	21
41	0
42	7
43	0
44	5
45	10
46	19
47	0
48	1
49	6
50	1
51	2
52	85
53	0
54	1
55	4
56	17
57	6
58	5
59	0
60	11
61	0
62	15
63	4
64	1
65	20
66	3
67	0
68	1
69	14
70	3
71	0
72	3
73	0
74	5
75	22
76	17
77	2
78	1
79	0
80	1
81	6
82	11
83	0

n	a(n)
0	1
1	1
2	0
3	0
4	15
5	0
6	1
7	0
8	1
9	12
10	13
11	0
12	3
13	0
14	1
15	4
16	29
17	1
18	1
19	0
20	1
21	2
22	25
23	0
24	1
25	4
26	7
27	8
28	13
29	0
30	1
31	0
32	7
33	6
34	1
35	2
36	1
37	0
38	1
39	4
40	21
41	0
42	7
43	0
44	5
45	10
46	19
47	0
48	1
49	6
50	1
51	2
52	85
53	0
54	1
55	4
56	17
57	6
58	5
59	0
60	11
61	0
62	15
63	4
64	1
65	20
66	3
67	0
68	1
69	14
70	3
71	0
72	3
73	0
74	5
75	22
76	17
77	2
78	1
79	0
80	1
81	6
82	11
83	0