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) |
|---|---|
| 0 | 4 |
| 1 | 11 |
| 2 | 26 |
| 3 | 52 |
| 4 | 98 |
| 5 | 171 |
| 6 | 289 |
| 7 | 467 |
| 8 | 737 |
| 9 | 1131 |
| 10 | 1704 |
| 11 | 2515 |
| 12 | 3661 |
| 13 | 5246 |
| 14 | 7430 |
| 15 | 10396 |
| 16 | 14405 |
| 17 | 19760 |
| 18 | 26884 |
| 19 | 36269 |
| 20 | 48583 |
| 21 | 64614 |
| 22 | 85399 |
| 23 | 112170 |
| 24 | 146526 |
| 25 | 190362 |
| 26 | 246099 |
| 27 | 316621 |
| 28 | 405556 |
| 29 | 517224 |
| 30 | 657012 |
| 31 | 831320 |
| 32 | 1048055 |
| 33 | 1316611 |
| 34 | 1648486 |
| 35 | 2057324 |
| 36 | 2559719 |
| 37 | 3175309 |