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 | 2 |
| 2 | 4 |
| 3 | 5 |
| 4 | 24 |
| 5 | 33 |
| 6 | 68 |
| 7 | 76 |
| 8 | 96 |
| 9 | 390 |
| 10 | 536 |
| 11 | 561 |
| 12 | 1092 |
| 13 | 1093 |
| 14 | 1156 |
| 15 | 1220 |
| 16 | 1554 |
| 17 | 6242 |
| 18 | 8465 |
| 19 | 8584 |
| 20 | 8977 |
| 21 | 17953 |
| 22 | 18500 |
| 23 | 19564 |
| 24 | 99396 |
| 25 | 99873 |
| 26 | 101444 |
| 27 | 137286 |
| 28 | 143633 |
| 29 | 279620 |
| 30 | 279622 |
| 31 | 287108 |
| 32 | 287248 |
| 33 | 397585 |
| 34 | 401796 |
| 35 | 1597720 |
| 36 | 1597969 |
| 37 | 1598532 |