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 | 12 |
| 2 | 84 |
| 3 | 204 |
| 4 | 456 |
| 5 | 1140 |
| 6 | 5424 |
| 7 | 10044 |
| 8 | 11004 |
| 9 | 13656 |
| 10 | 17940 |
| 11 | 27804 |
| 12 | 36576 |
| 13 | 43296 |
| 14 | 62784 |
| 15 | 72024 |
| 16 | 87576 |
| 17 | 87780 |
| 18 | 94116 |
| 19 | 99336 |
| 20 | 107184 |
| 21 | 120204 |
| 22 | 131460 |
| 23 | 161496 |
| 24 | 165516 |
| 25 | 168636 |
| 26 | 179640 |
| 27 | 187116 |
| 28 | 190464 |
| 29 | 197820 |
| 30 | 213324 |
| 31 | 219696 |
| 32 | 235080 |
| 33 | 235620 |
| 34 | 244404 |
| 35 | 251796 |
| 36 | 263556 |