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 | 12 |
| 3 | 48 |
| 4 | 108 |
| 5 | 240 |
| 6 | 864 |
| 7 | 1152 |
| 8 | 6912 |
| 9 | 23040 |
| 10 | 34560 |
| 11 | 43200 |
| 12 | 55296 |
| 13 | 57600 |
| 14 | 103680 |
| 15 | 138240 |
| 16 | 241920 |
| 17 | 311040 |
| 18 | 414720 |
| 19 | 552960 |
| 20 | 645120 |
| 21 | 691200 |
| 22 | 829440 |
| 23 | 907200 |
| 24 | 967680 |
| 25 | 1209600 |
| 26 | 1814400 |
| 27 | 2177280 |
| 28 | 2903040 |
| 29 | 3628800 |
| 30 | 4838400 |
| 31 | 7257600 |
| 32 | 8709120 |
| 33 | 10886400 |
| 34 | 14515200 |
| 35 | 19353600 |