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 | 4 |
| 3 | 8 |
| 4 | 27 |
| 5 | 59 |
| 6 | 188 |
| 7 | 384 |
| 8 | 427 |
| 9 | 2525 |
| 10 | 71429 |
| 11 | 80727 |
| 12 | 357492 |
| 13 | 13200877 |
| 14 | 65161876 |
| 15 | 7439912342 |
| 16 | 15555881542 |
| 17 | 71559279848 |
| 18 | 116275866868 |
| 19 | 345574982189 |
| 20 | 737460049244 |
| 21 | 9183275685671 |
| 22 | 12641946167319 |
| 23 | 126181443702371 |