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 | 41 |
| 3 | 330 |
| 4 | 3482 |
| 5 | 78932 |
| 6 | 1413931 |
| 7 | 27354464 |
| 8 | 538564737 |
| 9 | 10457318118 |
| 10 | 204864839579 |
| 11 | 4003320568347 |
| 12 | 78291006560110 |
| 13 | 1531185041826193 |
| 14 | 29942985522306312 |
| 15 | 585589511612781035 |
| 16 | 11452027270290422629 |
| 17 | 223961431020068238434 |