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 | 2 |
| 4 | 3 |
| 5 | 4 |
| 6 | 5 |
| 7 | 6 |
| 8 | 7 |
| 9 | 8 |
| 10 | 9 |
| 11 | 11 |
| 12 | 222 |
| 13 | 313 |
| 14 | 353 |
| 15 | 444 |
| 16 | 575 |
| 17 | 666 |
| 18 | 797 |
| 19 | 1111 |
| 20 | 6776 |
| 21 | 8778 |
| 22 | 24542 |
| 23 | 25452 |
| 24 | 26362 |
| 25 | 56265 |
| 26 | 311113 |
| 27 | 2377732 |
| 28 | 2713172 |
| 29 | 2832382 |
| 30 | 2906092 |
| 31 | 8864688 |
| 32 | 10122101 |
| 33 | 13055031 |
| 34 | 20244202 |
| 35 | 20944902 |
| 36 | 23177132 |
| 37 | 23877832 |