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 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 13 |
| 6 | 26 |
| 7 | 145 |
| 8 | 157 |
| 9 | 169 |
| 10 | 179 |
| 11 | 181 |
| 12 | 290 |
| 13 | 292 |
| 14 | 302 |
| 15 | 611 |
| 16 | 1729 |
| 17 | 1745 |
| 18 | 1783 |
| 19 | 1885 |
| 20 | 2041 |
| 21 | 3458 |
| 22 | 3614 |
| 23 | 3796 |
| 24 | 20737 |
| 25 | 20881 |
| 26 | 21025 |
| 27 | 21169 |
| 28 | 22477 |
| 29 | 22621 |
| 30 | 22765 |
| 31 | 24073 |
| 32 | 24217 |
| 33 | 24361 |
| 34 | 24599 |
| 35 | 25523 |
| 36 | 25579 |
| 37 | 28613 |
| 38 | 41474 |
| 39 | 41618 |
| 40 | 41908 |
| 41 | 43214 |