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 | 3 |
| 2 | 5 |
| 3 | 6 |
| 4 | 222 |
| 5 | 282 |
| 6 | 353 |
| 7 | 434 |
| 8 | 555 |
| 9 | 626 |
| 10 | 656 |
| 11 | 747 |
| 12 | 828 |
| 13 | 858 |
| 14 | 929 |
| 15 | 939 |
| 16 | 10301 |
| 17 | 10601 |
| 18 | 11411 |
| 19 | 11711 |
| 20 | 12821 |
| 21 | 12921 |
| 22 | 13431 |
| 23 | 13731 |
| 24 | 14141 |
| 25 | 14241 |
| 26 | 14741 |
| 27 | 15951 |
| 28 | 16161 |
| 29 | 17171 |
| 30 | 17771 |
| 31 | 18381 |
| 32 | 18981 |
| 33 | 19191 |
| 34 | 19491 |
| 35 | 19991 |
| 36 | 20402 |
| 37 | 20702 |
| 38 | 22022 |
| 39 | 22322 |