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 | 0 |
| 2 | 2 |
| 3 | 14 |
| 4 | 36 |
| 5 | 38 |
| 6 | 94 |
| 7 | 96 |
| 8 | 246 |
| 9 | 248 |
| 10 | 260 |
| 11 | 644 |
| 12 | 646 |
| 13 | 658 |
| 14 | 680 |
| 15 | 682 |
| 16 | 1686 |
| 17 | 1688 |
| 18 | 1700 |
| 19 | 1722 |
| 20 | 1724 |
| 21 | 1780 |
| 22 | 1782 |
| 23 | 4414 |
| 24 | 4416 |
| 25 | 4428 |
| 26 | 4450 |
| 27 | 4452 |
| 28 | 4508 |
| 29 | 4510 |
| 30 | 4660 |
| 31 | 4662 |
| 32 | 4674 |
| 33 | 11556 |
| 34 | 11558 |
| 35 | 11570 |
| 36 | 11592 |
| 37 | 11594 |
| 38 | 11650 |
| 39 | 11652 |
| 40 | 11802 |
| 41 | 11804 |
| 42 | 11816 |
| 43 | 12200 |
| 44 | 12202 |
| 45 | 12214 |