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 | 3 |
| 1 | 43 |
| 2 | 483 |
| 3 | 5323 |
| 4 | 58563 |
| 5 | 644203 |
| 6 | 7086243 |
| 7 | 77948683 |
| 8 | 857435523 |
| 9 | 9431790763 |
| 10 | 103749698403 |
| 11 | 1141246682443 |
| 12 | 12553713506883 |
| 13 | 138090848575723 |
| 14 | 1518999334332963 |
| 15 | 16708992677662603 |
| 16 | 183798919454288643 |
| 17 | 2021788113997175083 |