A068323 - cp's OEIS frontend

A068323 a(n)=number of arithmetic progressions of primes, nondecreasing with sum n.

n	a(n)
1	0
2	1
3	1
4	1
5	2
6	2
7	2
8	2
9	2
10	3
11	1
12	3
13	2
14	3
15	4
16	3
17	1
18	4
19	2
20	4
21	4
22	4
23	1
24	5
25	2
26	4
27	1
28	4
29	1
30	6
31	2
32	3
33	5
34	5
35	2
36	6
37	1
38	3
39	5
40	5
41	1
42	7
43	2
44	5
45	3
46	5
47	1
48	7
49	2
50	6
51	5
52	5
53	1
54	7
55	3
56	6
57	3
58	5
59	1
60	9
61	2
62	4
63	3
64	6
65	2
66	9
67	1
68	4
69	6
70	8
71	1
72	8
73	2
74	6
75	3
76	7
77	2
78	10
79	1
80	7
81	2
82	6
83	1
84	11
85	4
86	6

[0, 1, 1, 1, 2, 2, 2, 2, 2, 3, 1, 3, 2, 3, 4, 3, 1, 4, 2, 4, 4, 4, 1, 5, 2, 4, 1, 4, 1, 6, 2, 3, 5, 5, 2, 6, 1, 3, 5, 5, 1, 7, 2, 5, 3, 5, 1, 7, 2, 6, 5, 5, 1, 7, 3, 6, 3, 5, 1, 9, 2, 4, 3, 6, 2, 9, 1, 4, 6, 8, 1, 8, 2, 6, 3, 7, 2, 10, 1, 7, 2, 6, 1, 11, 4, 6]

cp's OEIS Frontend

A068323 a(n)=number of arithmetic progressions of primes, nondecreasing with sum n.

Table of values

List of values

n	a(n)
1	0
2	1
3	1
4	1
5	2
6	2
7	2
8	2
9	2
10	3
11	1
12	3
13	2
14	3
15	4
16	3
17	1
18	4
19	2
20	4
21	4
22	4
23	1
24	5
25	2
26	4
27	1
28	4
29	1
30	6
31	2
32	3
33	5
34	5
35	2
36	6
37	1
38	3
39	5
40	5
41	1
42	7
43	2
44	5
45	3
46	5
47	1
48	7
49	2
50	6
51	5
52	5
53	1
54	7
55	3
56	6
57	3
58	5
59	1
60	9
61	2
62	4
63	3
64	6
65	2
66	9
67	1
68	4
69	6
70	8
71	1
72	8
73	2
74	6
75	3
76	7
77	2
78	10
79	1
80	7
81	2
82	6
83	1
84	11
85	4
86	6

n	a(n)
1	0
2	1
3	1
4	1
5	2
6	2
7	2
8	2
9	2
10	3
11	1
12	3
13	2
14	3
15	4
16	3
17	1
18	4
19	2
20	4
21	4
22	4
23	1
24	5
25	2
26	4
27	1
28	4
29	1
30	6
31	2
32	3
33	5
34	5
35	2
36	6
37	1
38	3
39	5
40	5
41	1
42	7
43	2
44	5
45	3
46	5
47	1
48	7
49	2
50	6
51	5
52	5
53	1
54	7
55	3
56	6
57	3
58	5
59	1
60	9
61	2
62	4
63	3
64	6
65	2
66	9
67	1
68	4
69	6
70	8
71	1
72	8
73	2
74	6
75	3
76	7
77	2
78	10
79	1
80	7
81	2
82	6
83	1
84	11
85	4
86	6

n	a(n)
1	0
2	1
3	1
4	1
5	2
6	2
7	2
8	2
9	2
10	3
11	1
12	3
13	2
14	3
15	4
16	3
17	1
18	4
19	2
20	4
21	4
22	4
23	1
24	5
25	2
26	4
27	1
28	4
29	1
30	6
31	2
32	3
33	5
34	5
35	2
36	6
37	1
38	3
39	5
40	5
41	1
42	7
43	2
44	5
45	3
46	5
47	1
48	7
49	2
50	6
51	5
52	5
53	1
54	7
55	3
56	6
57	3
58	5
59	1
60	9
61	2
62	4
63	3
64	6
65	2
66	9
67	1
68	4
69	6
70	8
71	1
72	8
73	2
74	6
75	3
76	7
77	2
78	10
79	1
80	7
81	2
82	6
83	1
84	11
85	4
86	6