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 | 0 |
| 4 | 0 |
| 5 | 3 |
| 6 | 3 |
| 7 | 0 |
| 8 | 16 |
| 9 | 21 |
| 10 | 43 |
| 11 | 30 |
| 12 | 62 |
| 13 | 77 |
| 14 | 99 |
| 15 | 129 |
| 16 | 146 |
| 17 | 203 |
| 18 | 187 |
| 19 | 228 |
| 20 | 245 |
| 21 | 252 |
| 22 | 345 |
| 23 | 372 |
| 24 | 382 |
| 25 | 402 |
| 26 | 558 |
| 27 | 570 |
| 28 | 631 |
| 29 | 663 |
| 30 | 756 |
| 31 | 901 |
| 32 | 1114 |
| 33 | 961 |
| 34 | 1325 |
| 35 | 1398 |
| 36 | 1253 |
| 37 | 1571 |
| 38 | 1470 |
| 39 | 1601 |
| 40 | 1795 |
| 41 | 2024 |
| 42 | 1988 |
| 43 | 2349 |
| 44 | 2014 |
| 45 | 2184 |
| 46 | 2200 |
| 47 | 2728 |
| 48 | 3054 |
| 49 | 3084 |
| 50 | 3718 |
| 51 | 3386 |
| 52 | 3224 |
| 53 | 3018 |
| 54 | 3861 |
| 55 | 3866 |
| 56 | 4258 |
| 57 | 4361 |
| 58 | 4418 |
| 59 | 5110 |
| 60 | 4724 |