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 | 2 |
| 3 | 2 |
| 4 | 10 |
| 5 | 14 |
| 6 | 42 |
| 7 | 34 |
| 8 | 20 |
| 9 | 130 |
| 10 | 56 |
| 11 | 130 |
| 12 | 750 |
| 13 | 260 |
| 14 | 118 |
| 15 | 48 |
| 16 | 168 |
| 17 | 44 |
| 18 | 48 |
| 19 | 3010 |
| 20 | 224 |
| 21 | 76 |
| 22 | 368 |
| 23 | 312 |
| 24 | 112 |
| 25 | 230 |
| 26 | 616 |
| 27 | 780 |
| 28 | 152 |
| 29 | 160 |
| 30 | 272 |
| 31 | 9186 |
| 32 | 720 |
| 33 | 192 |
| 34 | 1144 |
| 35 | 176 |
| 36 | 192 |
| 37 | 1356 |
| 38 | 1384 |
| 39 | 128 |
| 40 | 192 |
| 41 | 720 |
| 42 | 448 |
| 43 | 1718 |
| 44 | 192 |
| 45 | 1240 |
| 46 | 624 |
| 47 | 320 |
| 48 | 96 |
| 49 | 588 |
| 50 | 864 |
| 51 | 720 |
| 52 | 792 |
| 53 | 544 |