A218333 - cp's OEIS frontend

A218333 The index of the smallest n-isolated prime p such that p/n is not between 2 and 3 and not between the smaller and greater primes of a twin prime pair, or 0 if no such p exists.

n	a(n)
2	5
3	5
4	8
5	10
6	2
7	12
8	7
9	4
10	37
11	23
12	5
13	51
14	3
15	6
16	34
17	23
18	5
19	57
20	9
21	22
22	49
23	66
24	64
25	54
26	5
27	56
28	43
29	28
30	46
31	116
32	56
33	232
34	92
35	170
36	65
37	206
38	181
39	379
40	170
41	511
42	190
43	416
44	187
45	448
46	89
47	143
48	200
49	159
50	434
51	670
52	145
53	1081
54	213
55	1011
56	680
57	77

[5, 5, 8, 10, 2, 12, 7, 4, 37, 23, 5, 51, 3, 6, 34, 23, 5, 57, 9, 22, 49, 66, 64, 54, 5, 56, 43, 28, 46, 116, 56, 232, 92, 170, 65, 206, 181, 379, 170, 511, 190, 416, 187, 448, 89, 143, 200, 159, 434, 670, 145, 1081, 213, 1011, 680, 77]

cp's OEIS Frontend

A218333 The index of the smallest n-isolated prime p such that p/n is not between 2 and 3 and not between the smaller and greater primes of a twin prime pair, or 0 if no such p exists.

Table of values

List of values