A239214 - cp's OEIS frontend

A239214 a(n) = |{0 < k < n: p(k)p(n)(p(n)+1) - 1 is prime}|, where p(.) is the partition function (A000041).

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

[0, 1, 2, 3, 1, 3, 3, 2, 3, 3, 5, 4, 4, 3, 3, 6, 2, 4, 5, 4, 1, 2, 3, 6, 6, 6, 2, 4, 6, 9, 2, 7, 8, 6, 6, 2, 2, 2, 10, 4, 4, 7, 5, 7, 1, 4, 9, 9, 9, 4, 6, 8, 7, 8, 6, 4, 13, 10, 3, 6, 10, 7, 13, 12, 12, 8, 6, 8, 5, 11, 5, 3, 4, 5, 11, 7, 6, 12, 16, 4]

cp's OEIS Frontend

A239214 a(n) = |{0 < k < n: p(k)p(n)(p(n)+1) - 1 is prime}|, where p(.) is the partition function (A000041).

Table of values

List of values

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

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

cp's OEIS Frontend

A239214 a(n) = |{0 < k < n: p(k)*p(n)*(p(n)+1) - 1 is prime}|, where p(.) is the partition function (A000041).

Table of values

List of values

A239214 a(n) = |{0 < k < n: p(k)p(n)(p(n)+1) - 1 is prime}|, where p(.) is the partition function (A000041).

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