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 | 667 |
| 2 | 1147 |
| 3 | 2491 |
| 4 | 3127 |
| 5 | 4087 |
| 6 | 5767 |
| 7 | 7387 |
| 8 | 17947 |
| 9 | 23707 |
| 10 | 25591 |
| 11 | 28891 |
| 12 | 30967 |
| 13 | 55687 |
| 14 | 64507 |
| 15 | 67591 |
| 16 | 70747 |
| 17 | 75067 |
| 18 | 111547 |
| 19 | 126727 |
| 20 | 136891 |
| 21 | 141367 |
| 22 | 148987 |
| 23 | 190087 |
| 24 | 198907 |
| 25 | 256027 |
| 26 | 295927 |
| 27 | 313591 |
| 28 | 320347 |
| 29 | 329467 |
| 30 | 348091 |
| 31 | 355207 |
| 32 | 364807 |
| 33 | 372091 |
| 34 | 422491 |
| 35 | 430327 |
| 36 | 462391 |
| 37 | 532891 |