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 | 7 |
| 4 | 59 |
| 5 | 64 |
| 6 | 581 |
| 7 | 649 |
| 8 | 2287 |
| 9 | 1001 |
| 10 | 2443 |
| 11 | 5669 |
| 12 | 17915 |
| 13 | 6665 |
| 14 | 36637 |
| 15 | 3529 |
| 16 | 22413 |
| 17 | 22813 |
| 18 | 13065 |
| 19 | 75865 |
| 20 | 191819 |
| 21 | 58778 |
| 22 | 289013 |
| 23 | 7627 |
| 24 | 141973 |
| 25 | 5213 |
| 26 | 628001 |
| 27 | 370333 |
| 28 | 96211 |
| 29 | 249436 |
| 30 | 381167 |
| 31 | 672727 |
| 32 | 1565639 |
| 33 | 453767 |
| 34 | 691587 |
| 35 | 1194917 |
| 36 | 301867 |
| 37 | 770294 |