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 | 2 |
| 2 | 40 |
| 3 | 190 |
| 4 | 740 |
| 5 | 1824 |
| 6 | 3956 |
| 7 | 7314 |
| 8 | 12956 |
| 9 | 20684 |
| 10 | 32276 |
| 11 | 47348 |
| 12 | 68516 |
| 13 | 94550 |
| 14 | 128780 |
| 15 | 170106 |
| 16 | 222252 |
| 17 | 283418 |
| 18 | 358756 |
| 19 | 445534 |
| 20 | 550868 |
| 21 | 670358 |
| 22 | 811556 |
| 23 | 970740 |
| 24 | 1157168 |
| 25 | 1363700 |
| 26 | 1601384 |
| 27 | 1864524 |
| 28 | 2164668 |
| 29 | 2493136 |
| 30 | 2865176 |
| 31 | 3269606 |
| 32 | 3724112 |
| 33 | 4215536 |
| 34 | 4762284 |
| 35 | 5353050 |