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.
| n | a(n) |
|---|---|
| 1 | 17 |
| 2 | 23 |
| 3 | 53 |
| 4 | 73 |
| 5 | 263 |
| 6 | 613 |
| 7 | 653 |
| 8 | 1103 |
| 9 | 1493 |
| 10 | 1613 |
| 11 | 1753 |
| 12 | 1873 |
| 13 | 2383 |
| 14 | 2683 |
| 15 | 3313 |
| 16 | 3923 |
| 17 | 4013 |
| 18 | 5113 |
| 19 | 5393 |
| 20 | 5443 |
| 21 | 5653 |
| 22 | 6323 |
| 23 | 6373 |
| 24 | 9473 |
| 25 | 11833 |
| 26 | 12113 |
| 27 | 12653 |
| 28 | 13463 |
| 29 | 14633 |
| 30 | 14753 |
| 31 | 15803 |
| 32 | 15913 |
| 33 | 17483 |
| 34 | 18223 |
| 35 | 19483 |
| 36 | 20353 |
| 37 | 21493 |
| 38 | 23333 |
| 39 | 24103 |