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 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 1 |
| 7 | 1 |
| 8 | 2 |
| 9 | 3 |
| 10 | 4 |
| 11 | 5 |
| 12 | 6 |
| 13 | 7 |
| 14 | 8 |
| 15 | 9 |
| 16 | 11 |
| 17 | 14 |
| 18 | 18 |
| 19 | 23 |
| 20 | 29 |
| 21 | 36 |
| 22 | 44 |
| 23 | 53 |
| 24 | 64 |
| 25 | 78 |
| 26 | 96 |
| 27 | 119 |
| 28 | 148 |
| 29 | 184 |
| 30 | 228 |
| 31 | 281 |
| 32 | 345 |
| 33 | 423 |
| 34 | 519 |
| 35 | 638 |
| 36 | 786 |
| 37 | 970 |
| 38 | 1198 |
| 39 | 1479 |
| 40 | 1824 |
| 41 | 2247 |
| 42 | 2766 |
| 43 | 3404 |
| 44 | 4190 |
| 45 | 5160 |
| 46 | 6358 |
| 47 | 7837 |
| 48 | 9661 |
| 49 | 11908 |
| 50 | 14674 |
| 51 | 18078 |
| 52 | 22268 |
| 53 | 27428 |
| 54 | 33786 |
| 55 | 41623 |