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 | 124 |
| 2 | 485 |
| 3 | 13823 |
| 4 | 103822 |
| 5 | 157463 |
| 6 | 164968 |
| 7 | 181781 |
| 8 | 189754 |
| 9 | 273625 |
| 10 | 287765 |
| 11 | 347821 |
| 12 | 402488 |
| 13 | 439136 |
| 14 | 884735 |
| 15 | 2376313 |
| 16 | 2738941 |
| 17 | 3306949 |
| 18 | 3374999 |
| 19 | 4173280 |
| 20 | 4527637 |
| 21 | 5054425 |
| 22 | 5785946 |
| 23 | 5903144 |
| 24 | 5981912 |
| 25 | 7844776 |
| 26 | 10077695 |
| 27 | 10077821 |
| 28 | 10457323 |
| 29 | 10716316 |
| 30 | 11975165 |
| 31 | 12733397 |