cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A084413 Smallest prime with "n" as central digit(s), or -1 if no such prime exists.

Table of values

n a(n)
0 101
1 113
2 2
3 3
4 149
5 5
6 163
7 7
8 181
9 191
10 1103
11 11
12 1123
13 13
14 2141
15 1151
16 1163
17 17
18 1181
19 19
20 1201
21 1213
22 1223
23 23
24 1249
25 1259
26 2267
27 1277
28 1283
29 29
30 1301
31 31
32 1321
33 2333
34 2341
35 2351
36 1361
37 37
38 1381
39 1399
40 1409
41 41
42 1423
43 43
44 1447
45 1451
46 2467
47 47
48 1481

List of values

[101, 113, 2, 3, 149, 5, 163, 7, 181, 191, 1103, 11, 1123, 13, 2141, 1151, 1163, 17, 1181, 19, 1201, 1213, 1223, 23, 1249, 1259, 2267, 1277, 1283, 29, 1301, 31, 1321, 2333, 2341, 2351, 1361, 37, 1381, 1399, 1409, 41, 1423, 43, 1447, 1451, 2467, 47, 1481]