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 | 2 |
| 2 | 10 |
| 3 | 38 |
| 4 | 52 |
| 5 | 350 |
| 6 | 542 |
| 7 | 1102 |
| 8 | 1460 |
| 9 | 1522 |
| 10 | 1732 |
| 11 | 2510 |
| 12 | 2642 |
| 13 | 2768 |
| 14 | 3692 |
| 15 | 4592 |
| 16 | 4658 |
| 17 | 4690 |
| 18 | 7238 |
| 19 | 8180 |
| 20 | 8320 |
| 21 | 8960 |
| 22 | 11392 |
| 23 | 13468 |
| 24 | 14920 |
| 25 | 15908 |
| 26 | 16600 |
| 27 | 16832 |
| 28 | 17878 |
| 29 | 18820 |
| 30 | 19100 |
| 31 | 21532 |
| 32 | 22060 |
| 33 | 23240 |
| 34 | 23842 |
| 35 | 23968 |
| 36 | 24622 |
| 37 | 26428 |
| 38 | 26638 |
| 39 | 27170 |