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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.

A382898 Beginning with 13, least prime such that concatenation of first n terms and its digit reversal both are primes.

Table of values

n a(n)
1 13
2 151
3 227
4 2083
5 887
6 79
7 2963
8 1579
9 6287
10 1321
11 6719
12 54919
13 26699
14 8647
15 4229
16 3919
17 102161
18 42433
19 1667
20 192193
21 11633
22 186343
23 47339
24 3259
25 65963
26 14293
27 29717
28 61297
29 28493
30 231367
31 43793
32 145021
33 566441
34 475903
35 92381
36 80473
37 139967
38 882061
39 72893
40 709279
41 6053
42 114487
43 1179389
44 204331
45 203351
46 139831
47 396239
48 205327
49 501173
50 951589

List of values

[13, 151, 227, 2083, 887, 79, 2963, 1579, 6287, 1321, 6719, 54919, 26699, 8647, 4229, 3919, 102161, 42433, 1667, 192193, 11633, 186343, 47339, 3259, 65963, 14293, 29717, 61297, 28493, 231367, 43793, 145021, 566441, 475903, 92381, 80473, 139967, 882061, 72893, 709279, 6053, 114487, 1179389, 204331, 203351, 139831, 396239, 205327, 501173, 951589]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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