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 | 1 |
| 1 | 8 |
| 2 | 69 |
| 3 | 632 |
| 4 | 6041 |
| 5 | 59368 |
| 6 | 593469 |
| 7 | 5992792 |
| 8 | 60870001 |
| 9 | 620345288 |
| 10 | 6334194549 |
| 11 | 64746740792 |
| 12 | 662230374281 |
| 13 | 6775628281768 |
| 14 | 69338460425709 |
| 15 | 709653298187032 |
| 16 | 7263483605875681 |
| 17 | 74346193100976008 |
| 18 | 760993556868950949 |