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 | 19683 |
| 2 | 32805 |
| 3 | 45927 |
| 4 | 54675 |
| 5 | 72171 |
| 6 | 76545 |
| 7 | 85293 |
| 8 | 91125 |
| 9 | 107163 |
| 10 | 111537 |
| 11 | 120285 |
| 12 | 124659 |
| 13 | 127575 |
| 14 | 142155 |
| 15 | 150903 |
| 16 | 151875 |
| 17 | 168399 |
| 18 | 178605 |
| 19 | 185895 |
| 20 | 190269 |
| 21 | 199017 |
| 22 | 200475 |
| 23 | 203391 |
| 24 | 207765 |
| 25 | 212625 |
| 26 | 236925 |
| 27 | 242757 |
| 28 | 250047 |
| 29 | 251505 |
| 30 | 253125 |
| 31 | 260253 |