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 | 3 |
| 2 | 258 |
| 3 | 513 |
| 4 | 768 |
| 5 | 6563 |
| 6 | 6818 |
| 7 | 7073 |
| 8 | 13123 |
| 9 | 13378 |
| 10 | 19683 |
| 11 | 65538 |
| 12 | 65793 |
| 13 | 66048 |
| 14 | 72098 |
| 15 | 72353 |
| 16 | 78658 |
| 17 | 131073 |
| 18 | 131328 |
| 19 | 137633 |
| 20 | 196608 |
| 21 | 390627 |
| 22 | 390882 |
| 23 | 391137 |
| 24 | 397187 |
| 25 | 397442 |
| 26 | 403747 |
| 27 | 456162 |
| 28 | 456417 |
| 29 | 462722 |
| 30 | 521697 |
| 31 | 781251 |
| 32 | 781506 |
| 33 | 787811 |
| 34 | 846786 |