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 | 54 |
| 2 | 243 |
| 3 | 656 |
| 4 | 1381 |
| 5 | 2506 |
| 6 | 4119 |
| 7 | 6308 |
| 8 | 9161 |
| 9 | 12766 |
| 10 | 17211 |
| 11 | 22584 |
| 12 | 28973 |
| 13 | 36466 |
| 14 | 45151 |
| 15 | 55116 |
| 16 | 66449 |
| 17 | 79238 |
| 18 | 93571 |
| 19 | 109536 |
| 20 | 127221 |
| 21 | 146714 |
| 22 | 168103 |
| 23 | 191476 |
| 24 | 216921 |
| 25 | 244526 |
| 26 | 274379 |
| 27 | 306568 |
| 28 | 341181 |
| 29 | 378306 |
| 30 | 418031 |