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 | 1 |
| 2 | 17 |
| 3 | 20 |
| 4 | 29 |
| 5 | 253 |
| 6 | 344 |
| 7 | 370 |
| 8 | 445 |
| 9 | 479 |
| 10 | 675 |
| 11 | 786 |
| 12 | 887 |
| 13 | 1539 |
| 14 | 3115 |
| 15 | 4221 |
| 16 | 4271 |
| 17 | 6002 |
| 18 | 6416 |
| 19 | 7657 |
| 20 | 9015 |
| 21 | 10003 |
| 22 | 11563 |
| 23 | 12651 |
| 24 | 12984 |
| 25 | 14200 |
| 26 | 14494 |
| 27 | 14880 |
| 28 | 14928 |
| 29 | 15504 |
| 30 | 15738 |
| 31 | 17064 |
| 32 | 18008 |
| 33 | 18265 |
| 34 | 18395 |
| 35 | 19065 |
| 36 | 21795 |
| 37 | 23093 |
| 38 | 23676 |
| 39 | 24078 |
| 40 | 24570 |