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) |
|---|---|
| 3 | 15 |
| 4 | 24 |
| 5 | 35 |
| 6 | 93 |
| 7 | 63 |
| 8 | 32 |
| 9 | 162 |
| 10 | 645 |
| 11 | 506 |
| 12 | 649 |
| 13 | 1547 |
| 14 | 2429 |
| 15 | 4654 |
| 16 | 10032 |
| 17 | 14195 |
| 18 | 20772 |
| 19 | 43719 |
| 20 | 83561 |
| 21 | 134731 |
| 22 | 234300 |
| 23 | 414782 |
| 24 | 707329 |
| 25 | 1276950 |
| 26 | 2313493 |
| 27 | 3932343 |
| 28 | 6765257 |
| 29 | 12110458 |
| 30 | 21381436 |
| 31 | 37295511 |
| 32 | 65610064 |
| 33 | 114854155 |
| 34 | 200533989 |
| 35 | 353703319 |
| 36 | 623201368 |