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 | 0 |
| 1 | 0 |
| 2 | 2 |
| 3 | 8 |
| 4 | 24 |
| 5 | 54 |
| 6 | 108 |
| 7 | 192 |
| 8 | 320 |
| 9 | 500 |
| 10 | 750 |
| 11 | 1080 |
| 12 | 1512 |
| 13 | 2058 |
| 14 | 2744 |
| 15 | 3584 |
| 16 | 4608 |
| 17 | 5832 |
| 18 | 7290 |
| 19 | 9000 |
| 20 | 11000 |
| 21 | 13310 |
| 22 | 15972 |
| 23 | 19008 |
| 24 | 22464 |
| 25 | 26364 |
| 26 | 30758 |
| 27 | 35672 |
| 28 | 41160 |
| 29 | 47250 |
| 30 | 54000 |
| 31 | 61440 |
| 32 | 69632 |
| 33 | 78608 |
| 34 | 88434 |
| 35 | 99144 |
| 36 | 110808 |
| 37 | 123462 |
| 38 | 137180 |
| 39 | 152000 |
| 40 | 168000 |
| 41 | 185220 |
| 42 | 203742 |
| 43 | 223608 |
| 44 | 244904 |
| 45 | 267674 |