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 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 6 |
| 5 | 4 |
| 6 | 1 |
| 7 | 1 |
| 8 | 13 |
| 9 | 19 |
| 10 | 23 |
| 11 | 116 |
| 12 | 107 |
| 13 | 87 |
| 14 | 48 |
| 15 | 1 |
| 16 | 1 |
| 17 | 243 |
| 18 | 458 |
| 19 | 635 |
| 20 | 708 |
| 21 | 736 |
| 22 | 5659 |
| 23 | 5533 |
| 24 | 5163 |
| 25 | 4239 |
| 26 | 2967 |
| 27 | 1517 |
| 28 | 1 |
| 29 | 1 |
| 30 | 11562 |
| 31 | 22824 |
| 32 | 33291 |
| 33 | 41772 |
| 34 | 47733 |
| 35 | 50031 |
| 36 | 50796 |
| 37 | 521040 |
| 38 | 515254 |
| 39 | 497789 |
| 40 | 452016 |
| 41 | 385422 |
| 42 | 301161 |
| 43 | 204598 |
| 44 | 103125 |
| 45 | 1 |