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 | 3 |
| 1 | 4 |
| 2 | 18 |
| 3 | 5 |
| 4 | 23 |
| 5 | 6 |
| 6 | 189 |
| 7 | 102 |
| 8 | 420 |
| 9 | 291 |
| 10 | 41 |
| 11 | 7 |
| 12 | 711 |
| 13 | 48 |
| 14 | 1551 |
| 15 | 605 |
| 16 | 8 |
| 17 | 281 |
| 18 | 4433 |
| 19 | 2574 |
| 20 | 72 |
| 21 | 9 |
| 22 | 7007 |
| 23 | 1456 |
| 24 | 81 |
| 25 | 10 |
| 26 | 39039 |
| 27 | 27924 |
| 28 | 15834 |
| 29 | 7014 |
| 30 | 2370 |
| 31 | 588 |
| 32 | 82654 |
| 33 | 66963 |
| 34 | 43758 |
| 35 | 22848 |
| 36 | 9384 |
| 37 | 2958 |
| 38 | 111 |
| 39 | 11 |
| 40 | 149617 |
| 41 | 110721 |
| 42 | 66606 |
| 43 | 32232 |
| 44 | 12342 |
| 45 | 122 |
| 46 | 314925 |