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) |
|---|---|
| 0 | 1 |
| 1 | 72 |
| 2 | 270 |
| 3 | 720 |
| 4 | 936 |
| 5 | 2160 |
| 6 | 2214 |
| 7 | 3600 |
| 8 | 4590 |
| 9 | 6552 |
| 10 | 5184 |
| 11 | 10800 |
| 12 | 9360 |
| 13 | 12240 |
| 14 | 13500 |
| 15 | 17712 |
| 16 | 14760 |
| 17 | 25920 |
| 18 | 19710 |
| 19 | 26064 |
| 20 | 28080 |
| 21 | 36000 |
| 22 | 25920 |
| 23 | 47520 |
| 24 | 37638 |
| 25 | 43272 |
| 26 | 45900 |
| 27 | 59040 |
| 28 | 46800 |
| 29 | 75600 |
| 30 | 51840 |
| 31 | 69264 |
| 32 | 73710 |
| 33 | 88560 |
| 34 | 62208 |
| 35 | 108000 |
| 36 | 85176 |