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 | 17 |
| 2 | 114 |
| 3 | 371 |
| 4 | 708 |
| 5 | 1589 |
| 6 | 5286 |
| 7 | 15943 |
| 8 | 32504 |
| 9 | 81801 |
| 10 | 147338 |
| 11 | 214315 |
| 12 | 303356 |
| 13 | 452413 |
| 14 | 1300014 |
| 15 | 2288431 |
| 16 | 3434528 |
| 17 | 5406625 |
| 18 | 7476866 |
| 19 | 9999123 |
| 20 | 12836084 |
| 21 | 16389861 |
| 22 | 20349158 |
| 23 | 24747735 |
| 24 | 30133496 |
| 25 | 37300393 |
| 26 | 48373610 |
| 27 | 66027291 |
| 28 | 98557468 |