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 | 0 |
| 2 | 105 |
| 3 | 300 |
| 4 | 855 |
| 5 | 1155 |
| 6 | 2940 |
| 7 | 13860 |
| 8 | 14700 |
| 9 | 17850 |
| 10 | 20790 |
| 11 | 22230 |
| 12 | 27300 |
| 13 | 33930 |
| 14 | 70125 |
| 15 | 73920 |
| 16 | 87780 |
| 17 | 114400 |
| 18 | 116025 |
| 19 | 135135 |
| 20 | 145530 |
| 21 | 157080 |
| 22 | 195000 |
| 23 | 213150 |
| 24 | 235290 |
| 25 | 304590 |
| 26 | 347655 |
| 27 | 381150 |
| 28 | 431340 |
| 29 | 451044 |
| 30 | 471975 |
| 31 | 566580 |
| 32 | 632700 |
| 33 | 764400 |
| 34 | 796950 |
| 35 | 942480 |
| 36 | 950040 |