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 | 196 |
| 3 | 966 |
| 4 | 5950 |
| 5 | 34608 |
| 6 | 207298 |
| 7 | 1231650 |
| 8 | 7328836 |
| 9 | 43552190 |
| 10 | 258926454 |
| 11 | 1539300960 |
| 12 | 9151641190 |
| 13 | 54407912390 |
| 14 | 323463778900 |
| 15 | 1923038207286 |
| 16 | 11432757777574 |
| 17 | 67969500563024 |
| 18 | 404089167742226 |
| 19 | 2402372140150290 |