A176781 - cp's OEIS frontend

A176781 Smallest prime prime(i) such that concatenation 2//0_(n)//prime(i) is prime.

n	a(n)
0	3
1	11
2	3
3	17
4	3
5	3
6	3
7	11
8	89
9	41
10	257
11	3
12	29
13	131
14	353
15	3
16	3
17	11
18	89
19	521
20	257
21	3
22	17
23	3
24	467
25	89
26	149
27	17
28	71
29	47
30	293
31	17
32	191
33	47
34	3
35	41
36	23
37	11
38	401
39	41
40	443
41	41
42	293
43	479
44	311
45	23
46	587
47	41
48	1289
49	1013
50	29
51	41
52	59
53	293
54	1031
55	17
56	23
57	17
58	347
59	401
60	599
61	11
62	227
63	827
64	401

[3, 11, 3, 17, 3, 3, 3, 11, 89, 41, 257, 3, 29, 131, 353, 3, 3, 11, 89, 521, 257, 3, 17, 3, 467, 89, 149, 17, 71, 47, 293, 17, 191, 47, 3, 41, 23, 11, 401, 41, 443, 41, 293, 479, 311, 23, 587, 41, 1289, 1013, 29, 41, 59, 293, 1031, 17, 23, 17, 347, 401, 599, 11, 227, 827, 401]

cp's OEIS Frontend

A176781 Smallest prime prime(i) such that concatenation 2//0_(n)//prime(i) is prime.

Table of values

List of values