A238459 - cp's OEIS frontend

A238459 Number of primes p < n with q(n-p) + 1 prime, where q(.) is the strict partition function (A000009).

n	a(n)
1	0
2	0
3	1
4	2
5	2
6	3
7	2
8	3
9	3
10	2
11	3
12	2
13	5
14	3
15	5
16	4
17	4
18	3
19	4
20	4
21	6
22	2
23	4
24	3
25	5
26	2
27	4
28	1
29	4
30	5
31	6
32	5
33	5
34	4
35	5
36	3
37	4
38	3
39	5
40	6
41	5
42	6
43	3
44	8
45	6
46	5
47	6
48	4
49	6
50	7
51	5
52	6
53	4
54	6
55	7
56	6
57	7
58	7
59	6
60	6
61	7
62	5
63	6
64	5
65	6
66	5
67	5
68	5
69	7
70	7
71	6
72	5
73	7
74	9
75	8
76	6
77	5
78	5
79	7
80	6
81	8
82	6
83	5
84	8
85	7
86	8
87	7
88	4
89	8
90	7
91	7
92	7
93	6
94	6
95	6
96	6
97	6
98	7
99	6
100	9

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

cp's OEIS Frontend

A238459 Number of primes p < n with q(n-p) + 1 prime, where q(.) is the strict partition function (A000009).

Table of values

List of values

n	a(n)
1	0
2	0
3	1
4	2
5	2
6	3
7	2
8	3
9	3
10	2
11	3
12	2
13	5
14	3
15	5
16	4
17	4
18	3
19	4
20	4
21	6
22	2
23	4
24	3
25	5
26	2
27	4
28	1
29	4
30	5
31	6
32	5
33	5
34	4
35	5
36	3
37	4
38	3
39	5
40	6
41	5
42	6
43	3
44	8
45	6
46	5
47	6
48	4
49	6
50	7
51	5
52	6
53	4
54	6
55	7
56	6
57	7
58	7
59	6
60	6
61	7
62	5
63	6
64	5
65	6
66	5
67	5
68	5
69	7
70	7
71	6
72	5
73	7
74	9
75	8
76	6
77	5
78	5
79	7
80	6
81	8
82	6
83	5
84	8
85	7
86	8
87	7
88	4
89	8
90	7
91	7
92	7
93	6
94	6
95	6
96	6
97	6
98	7
99	6
100	9

n	a(n)
1	0
2	0
3	1
4	2
5	2
6	3
7	2
8	3
9	3
10	2
11	3
12	2
13	5
14	3
15	5
16	4
17	4
18	3
19	4
20	4
21	6
22	2
23	4
24	3
25	5
26	2
27	4
28	1
29	4
30	5
31	6
32	5
33	5
34	4
35	5
36	3
37	4
38	3
39	5
40	6
41	5
42	6
43	3
44	8
45	6
46	5
47	6
48	4
49	6
50	7
51	5
52	6
53	4
54	6
55	7
56	6
57	7
58	7
59	6
60	6
61	7
62	5
63	6
64	5
65	6
66	5
67	5
68	5
69	7
70	7
71	6
72	5
73	7
74	9
75	8
76	6
77	5
78	5
79	7
80	6
81	8
82	6
83	5
84	8
85	7
86	8
87	7
88	4
89	8
90	7
91	7
92	7
93	6
94	6
95	6
96	6
97	6
98	7
99	6
100	9

n	a(n)
1	0
2	0
3	1
4	2
5	2
6	3
7	2
8	3
9	3
10	2
11	3
12	2
13	5
14	3
15	5
16	4
17	4
18	3
19	4
20	4
21	6
22	2
23	4
24	3
25	5
26	2
27	4
28	1
29	4
30	5
31	6
32	5
33	5
34	4
35	5
36	3
37	4
38	3
39	5
40	6
41	5
42	6
43	3
44	8
45	6
46	5
47	6
48	4
49	6
50	7
51	5
52	6
53	4
54	6
55	7
56	6
57	7
58	7
59	6
60	6
61	7
62	5
63	6
64	5
65	6
66	5
67	5
68	5
69	7
70	7
71	6
72	5
73	7
74	9
75	8
76	6
77	5
78	5
79	7
80	6
81	8
82	6
83	5
84	8
85	7
86	8
87	7
88	4
89	8
90	7
91	7
92	7
93	6
94	6
95	6
96	6
97	6
98	7
99	6
100	9