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) |
|---|---|
| 0 | 1 |
| 1 | 26 |
| 2 | 118 |
| 3 | 120 |
| 4 | 532 |
| 5 | 1140 |
| 6 | 1340 |
| 7 | 1342 |
| 8 | 1344 |
| 9 | 15702 |
| 10 | 15704 |
| 11 | 19632 |
| 12 | 19634 |
| 13 | 31424 |
| 14 | 31426 |
| 15 | 31428 |
| 16 | 31430 |
| 17 | 31432 |
| 18 | 155958 |
| 19 | 155960 |
| 20 | 155962 |
| 21 | 155964 |
| 22 | 360698 |
| 23 | 360700 |
| 24 | 370310 |
| 25 | 370312 |
| 26 | 370314 |
| 27 | 370316 |
| 28 | 492170 |
| 29 | 1349592 |
| 30 | 1357262 |
| 31 | 1357264 |
| 32 | 1357266 |
| 33 | 2010800 |
| 34 | 2010802 |
| 35 | 2010804 |
| 36 | 2010806 |