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 | 16 |
| 2 | 86 |
| 3 | 275 |
| 4 | 691 |
| 5 | 1509 |
| 6 | 2985 |
| 7 | 5471 |
| 8 | 9431 |
| 9 | 15457 |
| 10 | 24285 |
| 11 | 36811 |
| 12 | 54107 |
| 13 | 77437 |
| 14 | 108273 |
| 15 | 148311 |
| 16 | 199487 |
| 17 | 263993 |
| 18 | 344293 |
| 19 | 443139 |
| 20 | 563587 |
| 21 | 709013 |
| 22 | 883129 |
| 23 | 1089999 |
| 24 | 1334055 |
| 25 | 1620113 |
| 26 | 1953389 |
| 27 | 2339515 |
| 28 | 2784555 |
| 29 | 3295021 |
| 30 | 3877889 |
| 31 | 4540615 |
| 32 | 5291151 |
| 33 | 6137961 |