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 | 7 |
| 3 | 49 |
| 4 | 343 |
| 5 | 2401 |
| 6 | 2653 |
| 7 | 16807 |
| 8 | 18571 |
| 9 | 117649 |
| 10 | 129997 |
| 11 | 823543 |
| 12 | 909979 |
| 13 | 1005487 |
| 14 | 4941601 |
| 15 | 5764801 |
| 16 | 6369853 |
| 17 | 7038409 |
| 18 | 34591207 |
| 19 | 40353607 |
| 20 | 44588971 |
| 21 | 49268863 |
| 22 | 236474833 |
| 23 | 242138449 |
| 24 | 282475249 |
| 25 | 312122797 |
| 26 | 344882041 |
| 27 | 381079573 |
| 28 | 1655323831 |
| 29 | 1694969143 |
| 30 | 1872866779 |
| 31 | 1977326743 |