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 | 2 |
| 2 | 5 |
| 3 | 8 |
| 4 | 34 |
| 5 | 377 |
| 6 | 610 |
| 7 | 10946 |
| 8 | 514229 |
| 9 | 832040 |
| 10 | 3524578 |
| 11 | 86267571272 |
| 12 | 17167680177565 |
| 13 | 37889062373143906 |
| 14 | 420196140727489673 |
| 15 | 12200160415121876738 |
| 16 | 59425114757512643212875125 |