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 | 0 |
| 3 | 1 |
| 4 | 2 |
| 5 | 3 |
| 6 | 6 |
| 7 | 9 |
| 8 | 14 |
| 9 | 20 |
| 10 | 29 |
| 11 | 42 |
| 12 | 58 |
| 13 | 79 |
| 14 | 108 |
| 15 | 145 |
| 16 | 191 |
| 17 | 252 |
| 18 | 329 |
| 19 | 427 |
| 20 | 549 |
| 21 | 704 |
| 22 | 894 |
| 23 | 1136 |
| 24 | 1427 |
| 25 | 1793 |
| 26 | 2237 |
| 27 | 2789 |
| 28 | 3450 |
| 29 | 4268 |
| 30 | 5248 |
| 31 | 6447 |
| 32 | 7880 |
| 33 | 9619 |
| 34 | 11691 |
| 35 | 14199 |
| 36 | 17166 |
| 37 | 20739 |
| 38 | 24966 |
| 39 | 30020 |
| 40 | 35976 |
| 41 | 43076 |
| 42 | 51420 |
| 43 | 61320 |
| 44 | 72927 |
| 45 | 86642 |
| 46 | 102682 |