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 | 8 |
| 2 | 80 |
| 3 | 84 |
| 4 | 840 |
| 5 | 8190 |
| 6 | 81510 |
| 7 | 870870 |
| 8 | 80059980 |
| 9 | 800509710 |
| 10 | 8254436190 |
| 11 | 800680310430 |
| 12 | 8222980095330 |
| 13 | 800160280950030 |
| 14 | 80008785365579070 |
| 15 | 843685980760953330 |
| 16 | 80058789202898516010 |
| 17 | 8001338333881400327820 |
| 18 | 800009744613910196656290 |