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 | 11 |
| 3 | 12 |
| 4 | 121 |
| 5 | 132 |
| 6 | 144 |
| 7 | 1331 |
| 8 | 1452 |
| 9 | 1584 |
| 10 | 1728 |
| 11 | 14641 |
| 12 | 15972 |
| 13 | 17424 |
| 14 | 19008 |
| 15 | 20736 |
| 16 | 161051 |
| 17 | 175692 |
| 18 | 191664 |
| 19 | 209088 |
| 20 | 228096 |
| 21 | 248832 |
| 22 | 1771561 |
| 23 | 1932612 |
| 24 | 2108304 |
| 25 | 2299968 |
| 26 | 2509056 |
| 27 | 2737152 |
| 28 | 2985984 |
| 29 | 19487171 |
| 30 | 21258732 |
| 31 | 23191344 |
| 32 | 25299648 |