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 | 1 |
| 2 | 6 |
| 3 | 18 |
| 4 | 56 |
| 5 | 85 |
| 6 | 222 |
| 7 | 210 |
| 8 | 576 |
| 9 | 756 |
| 10 | 1090 |
| 11 | 858 |
| 12 | 2328 |
| 13 | 1573 |
| 14 | 3598 |
| 15 | 3930 |
| 16 | 5488 |
| 17 | 3111 |
| 18 | 8154 |
| 19 | 4427 |
| 20 | 11060 |
| 21 | 11676 |
| 22 | 15004 |
| 23 | 8073 |
| 24 | 21336 |
| 25 | 18125 |
| 26 | 24726 |
| 27 | 24516 |
| 28 | 32060 |
| 29 | 16530 |
| 30 | 43410 |
| 31 | 20243 |
| 32 | 48576 |
| 33 | 46101 |
| 34 | 56780 |
| 35 | 55685 |
| 36 | 75780 |
| 37 | 36186 |
| 38 | 83106 |
| 39 | 82524 |
| 40 | 109480 |