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 | 32 |
| 2 | 114 |
| 3 | 548 |
| 4 | 2970 |
| 5 | 16892 |
| 6 | 98466 |
| 7 | 583412 |
| 8 | 3500970 |
| 9 | 21232556 |
| 10 | 129930354 |
| 11 | 801132452 |
| 12 | 4970993658 |
| 13 | 31006439132 |
| 14 | 194231313474 |
| 15 | 1220944803668 |
| 16 | 7696445791050 |
| 17 | 48625129598732 |
| 18 | 307759067766546 |
| 19 | 1950657679387652 |
| 20 | 12377791111168410 |
| 21 | 78613025212107836 |
| 22 | 499635602835227874 |