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 | 14 |
| 2 | 719 |
| 3 | 10322 |
| 4 | 78973 |
| 5 | 412666 |
| 6 | 1662616 |
| 7 | 5550432 |
| 8 | 16056600 |
| 9 | 41504082 |
| 10 | 97957235 |
| 11 | 214501838 |
| 12 | 441056849 |
| 13 | 859632934 |
| 14 | 1599921616 |
| 15 | 2860527328 |
| 16 | 4937138832 |
| 17 | 8259305646 |
| 18 | 13437461703 |
| 19 | 21322651346 |
| 20 | 33080660021 |
| 21 | 50283889886 |
| 22 | 75023188336 |