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 | 0 |
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 5 |
| 6 | 8 |
| 7 | 31 |
| 8 | 12 |
| 9 | 43 |
| 10 | 55 |
| 11 | 98 |
| 12 | 441 |
| 13 | 332 |
| 14 | 773 |
| 15 | 16 |
| 16 | 789 |
| 17 | 7951 |
| 18 | 4852 |
| 19 | 1814 |
| 20 | 5676 |
| 21 | 64901 |
| 22 | 11771 |
| 23 | 75682 |
| 24 | 86364 |
| 25 | 52057 |
| 26 | 393121 |
| 27 | 814691 |
| 28 | 118713 |
| 29 | 922415 |
| 30 | 40238 |
| 31 | 9626431 |
| 32 | 9038712 |
| 33 | 8754253 |
| 34 | 7882075 |
| 35 | 5647229 |
| 36 | 25303941 |
| 37 | 71875142 |
| 38 | 96188093 |
| 39 | 68954236 |
| 40 | 551433201 |
| 41 | 141085561 |
| 42 | 692419762 |
| 43 | 734494334 |
| 44 | 337804107 |
| 45 | 713094311 |
| 46 | 3091136381 |
| 47 | 3705121792 |