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 | 0 |
| 2 | 1 |
| 3 | 155 |
| 4 | 224 |
| 5 | 242 |
| 6 | 334 |
| 7 | 343 |
| 8 | 422 |
| 9 | 433 |
| 10 | 505 |
| 11 | 515 |
| 12 | 550 |
| 13 | 551 |
| 14 | 1388 |
| 15 | 1788 |
| 16 | 1838 |
| 17 | 1878 |
| 18 | 1883 |
| 19 | 1887 |
| 20 | 3188 |
| 21 | 3334 |
| 22 | 3336 |
| 23 | 3343 |
| 24 | 3363 |
| 25 | 3433 |
| 26 | 3633 |
| 27 | 3818 |
| 28 | 3881 |
| 29 | 4333 |
| 30 | 5005 |
| 31 | 5050 |
| 32 | 5500 |
| 33 | 6333 |
| 34 | 7188 |
| 35 | 7818 |
| 36 | 7881 |
| 37 | 8138 |
| 38 | 8178 |
| 39 | 8183 |
| 40 | 8187 |
| 41 | 8318 |
| 42 | 8381 |
| 43 | 8718 |
| 44 | 8781 |
| 45 | 8813 |
| 46 | 8817 |
| 47 | 8831 |