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 | 3 |
| 1 | 1 |
| 2 | 30 |
| 3 | 63 |
| 4 | 187 |
| 5 | 232 |
| 6 | 348 |
| 7 | 375 |
| 8 | 912 |
| 9 | 620 |
| 10 | 692 |
| 11 | 463 |
| 12 | 864 |
| 13 | 2303 |
| 14 | 1615 |
| 15 | 2806 |
| 16 | 4844 |
| 17 | 1239 |
| 18 | 2239 |
| 19 | 1383 |
| 20 | 1835 |
| 21 | 2236 |
| 22 | 3716 |
| 23 | 6575 |
| 24 | 3447 |
| 25 | 3670 |
| 26 | 1384 |
| 27 | 6894 |
| 28 | 13422 |
| 29 | 7486 |
| 30 | 9131 |
| 31 | 6462 |
| 32 | 6480 |
| 33 | 13703 |
| 34 | 13039 |
| 35 | 4958 |
| 36 | 9908 |
| 37 | 6368 |
| 38 | 9912 |
| 39 | 5534 |
| 40 | 2767 |
| 41 | 12734 |
| 42 | 9719 |
| 43 | 16598 |
| 44 | 11060 |