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 | 88 |
| 2 | 232 |
| 3 | 520 |
| 4 | 1096 |
| 5 | 2248 |
| 6 | 4552 |
| 7 | 9160 |
| 8 | 18376 |
| 9 | 36808 |
| 10 | 73672 |
| 11 | 147400 |
| 12 | 294856 |
| 13 | 589768 |
| 14 | 1179592 |
| 15 | 2359240 |
| 16 | 4718536 |
| 17 | 9437128 |
| 18 | 18874312 |
| 19 | 37748680 |
| 20 | 75497416 |
| 21 | 150994888 |
| 22 | 301989832 |
| 23 | 603979720 |
| 24 | 1207959496 |
| 25 | 2415919048 |
| 26 | 4831838152 |
| 27 | 9663676360 |
| 28 | 19327352776 |
| 29 | 38654705608 |
| 30 | 77309411272 |
| 31 | 154618822600 |
| 32 | 309237645256 |
| 33 | 618475290568 |