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.

A067860 Primes which are the concatenation of numbers n_1, n_2, n_3, in that order, with n_1 + n_2 = n_3 (leading zeros are forbidden for nonzero n_i).

Table of values

n a(n)
1 101
2 167
3 257
4 347
5 617
6 5813
7 7411
8 8311
9 8513
10 9413
11 9817
12 10111
13 10313
14 11213
15 11617
16 12113
17 12517
18 12829
19 13417
20 13619
21 14243
22 14519
23 14923
24 15217
25 15823
26 15859
27 16061
28 16319
29 17623
30 18119
31 18523
32 19423
33 19697
34 20323
35 20929
36 21517
37 22123
38 23537
39 23629
40 23831
41 24547

List of values

[101, 167, 257, 347, 617, 5813, 7411, 8311, 8513, 9413, 9817, 10111, 10313, 11213, 11617, 12113, 12517, 12829, 13417, 13619, 14243, 14519, 14923, 15217, 15823, 15859, 16061, 16319, 17623, 18119, 18523, 19423, 19697, 20323, 20929, 21517, 22123, 23537, 23629, 23831, 24547]

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

Content is available under The OEIS End-User License Agreement.