A359440 - cp's OEIS frontend

A359440 A measure of the extent of reflective symmetry in the pattern of primes around each prime gap: a(n) is the largest k such that prime(n-j) + prime(n+1+j) has the same value for each j in 0..k.

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

[0, 0, 0, 1, 2, 2, 1, 0, 0, 4, 0, 0, 2, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 2, 1, 0, 1, 0, 0, 0, 2, 0, 0, 0, 5, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 0]

cp's OEIS Frontend

A359440 A measure of the extent of reflective symmetry in the pattern of primes around each prime gap: a(n) is the largest k such that prime(n-j) + prime(n+1+j) has the same value for each j in 0..k.

Table of values

List of values

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

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

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