A380450 - cp's OEIS frontend

A380450 Number of integers k such that prime(n) - primorial(k) is prime.

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

[0, 1, 1, 1, 1, 2, 1, 2, 1, 1, 1, 2, 1, 3, 2, 2, 2, 2, 2, 1, 3, 1, 1, 2, 1, 1, 3, 1, 3, 2, 1, 1, 2, 2, 0, 1, 2, 1, 1, 1, 2, 2, 0, 2, 2, 2, 1, 2, 2, 4, 2, 2, 3, 1, 3, 3, 3, 3, 2, 2, 3, 2, 2, 2, 4, 2, 0, 3, 2, 2, 1, 2, 2, 2, 2, 2, 3, 1, 1, 2, 1, 2, 1, 2, 3, 1, 3, 0, 2, 3]

cp's OEIS Frontend

A380450 Number of integers k such that prime(n) - primorial(k) is prime.

Table of values

List of values

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

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

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