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) |
|---|---|
| 9 | 10 |
| 10 | 121 |
| 11 | 792 |
| 12 | 3718 |
| 13 | 14014 |
| 14 | 45045 |
| 15 | 128128 |
| 16 | 330616 |
| 17 | 787644 |
| 18 | 1755182 |
| 19 | 3695120 |
| 20 | 7407036 |
| 21 | 14226212 |
| 22 | 26313518 |
| 23 | 47070144 |
| 24 | 81719000 |
| 25 | 138105110 |
| 26 | 227779695 |
| 27 | 367447080 |
| 28 | 580870290 |
| 29 | 901350450 |
| 30 | 1374917115 |
| 31 | 2064391680 |
| 32 | 3054514320 |
| 33 | 4458356760 |
| 34 | 6425278860 |
| 35 | 9150726816 |