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 | 6 |
| 2 | 40 |
| 3 | 126 |
| 4 | 288 |
| 5 | 550 |
| 6 | 936 |
| 7 | 1470 |
| 8 | 2176 |
| 9 | 3078 |
| 10 | 4200 |
| 11 | 5566 |
| 12 | 7200 |
| 13 | 9126 |
| 14 | 11368 |
| 15 | 13950 |
| 16 | 16896 |
| 17 | 20230 |
| 18 | 23976 |
| 19 | 28158 |
| 20 | 32800 |
| 21 | 37926 |
| 22 | 43560 |
| 23 | 49726 |
| 24 | 56448 |
| 25 | 63750 |
| 26 | 71656 |
| 27 | 80190 |
| 28 | 89376 |
| 29 | 99238 |
| 30 | 109800 |
| 31 | 121086 |
| 32 | 133120 |
| 33 | 145926 |
| 34 | 159528 |
| 35 | 173950 |
| 36 | 189216 |