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 | 2 |
| 3 | 3 |
| 4 | 5 |
| 5 | 6 |
| 6 | 14 |
| 7 | 22 |
| 8 | 24 |
| 9 | 54 |
| 10 | 88 |
| 11 | 114 |
| 12 | 120 |
| 13 | 264 |
| 14 | 312 |
| 15 | 520 |
| 16 | 540 |
| 17 | 864 |
| 18 | 1560 |
| 19 | 3432 |
| 20 | 4320 |
| 21 | 8856 |
| 22 | 9120 |
| 23 | 10464 |
| 24 | 20664 |
| 25 | 21276 |
| 26 | 32760 |
| 27 | 36840 |
| 28 | 52320 |
| 29 | 92280 |
| 30 | 106380 |
| 31 | 170040 |
| 32 | 185760 |
| 33 | 201240 |
| 34 | 417960 |
| 35 | 613080 |
| 36 | 1059480 |
| 37 | 1098720 |
| 38 | 1937880 |
| 39 | 2213640 |
| 40 | 2982240 |
| 41 | 5611320 |
| 42 | 9809280 |