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 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 5 |
| 6 | 6 |
| 7 | 7 |
| 8 | 8 |
| 9 | 9 |
| 10 | 14 |
| 11 | 19 |
| 12 | 28 |
| 13 | 56 |
| 14 | 176 |
| 15 | 904 |
| 16 | 3347 |
| 17 | 4795 |
| 18 | 5301 |
| 19 | 9775 |
| 20 | 10028 |
| 21 | 16165 |
| 22 | 16715 |
| 23 | 35103 |
| 24 | 49693 |
| 25 | 111039 |
| 26 | 191103 |
| 27 | 370287 |
| 28 | 439385 |
| 29 | 845772 |
| 30 | 1727706 |
| 31 | 1836482 |
| 32 | 3631676 |
| 33 | 3767812 |
| 34 | 4363796 |
| 35 | 4499932 |
| 36 | 5351605 |
| 37 | 6940437 |
| 38 | 20090073 |
| 39 | 28246243 |
| 40 | 38221997 |
| 41 | 60220332 |