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 | 6 |
| 3 | 36 |
| 4 | 66 |
| 5 | 216 |
| 6 | 396 |
| 7 | 666 |
| 8 | 1296 |
| 9 | 2376 |
| 10 | 3996 |
| 11 | 4356 |
| 12 | 6666 |
| 13 | 7776 |
| 14 | 14256 |
| 15 | 23976 |
| 16 | 26136 |
| 17 | 39996 |
| 18 | 43956 |
| 19 | 46656 |
| 20 | 66666 |
| 21 | 85536 |
| 22 | 143856 |
| 23 | 156816 |
| 24 | 239976 |
| 25 | 263736 |
| 26 | 279936 |
| 27 | 287496 |
| 28 | 399996 |
| 29 | 439956 |
| 30 | 443556 |
| 31 | 513216 |
| 32 | 666666 |
| 33 | 863136 |
| 34 | 940896 |
| 35 | 1439856 |
| 36 | 1582416 |
| 37 | 1679616 |