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 | 1 |
| 2 | 2 |
| 3 | 1 |
| 4 | 5 |
| 5 | 8 |
| 6 | 1 |
| 7 | 9 |
| 8 | 30 |
| 9 | 44 |
| 10 | 1 |
| 11 | 14 |
| 12 | 77 |
| 13 | 212 |
| 14 | 296 |
| 15 | 1 |
| 16 | 20 |
| 17 | 163 |
| 18 | 700 |
| 19 | 1712 |
| 20 | 2312 |
| 21 | 1 |
| 22 | 27 |
| 23 | 305 |
| 24 | 1877 |
| 25 | 6882 |
| 26 | 15476 |
| 27 | 20384 |
| 28 | 1 |
| 29 | 35 |
| 30 | 523 |
| 31 | 4365 |
| 32 | 22380 |
| 33 | 73240 |
| 34 | 154424 |
| 35 | 199376 |
| 36 | 1 |
| 37 | 44 |
| 38 | 840 |
| 39 | 9134 |
| 40 | 62479 |
| 41 | 280630 |
| 42 | 841312 |
| 43 | 1683992 |
| 44 | 2138336 |