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 | 1 |
| 2 | 9 |
| 3 | 28 |
| 4 | 97 |
| 5 | 126 |
| 6 | 588 |
| 7 | 344 |
| 8 | 2049 |
| 9 | 2917 |
| 10 | 6174 |
| 11 | 1332 |
| 12 | 53764 |
| 13 | 2198 |
| 14 | 52320 |
| 15 | 258648 |
| 16 | 430081 |
| 17 | 4914 |
| 18 | 2463429 |
| 19 | 6860 |
| 20 | 8352582 |
| 21 | 15181712 |
| 22 | 8560308 |
| 23 | 12168 |
| 24 | 242240964 |
| 25 | 48843751 |
| 26 | 134606598 |
| 27 | 1167064120 |
| 28 | 1651526120 |
| 29 | 24390 |
| 30 | 14202123408 |
| 31 | 29792 |
| 32 | 25905102849 |
| 33 | 94162701936 |