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 | 2 |
| 2 | 12 |
| 3 | 104 |
| 4 | 1008 |
| 5 | 10016 |
| 6 | 100032 |
| 7 | 1000064 |
| 8 | 10000128 |
| 9 | 100000256 |
| 10 | 1000000512 |
| 11 | 10000001024 |
| 12 | 100000002048 |
| 13 | 1000000004096 |
| 14 | 10000000008192 |
| 15 | 100000000016384 |
| 16 | 1000000000032768 |
| 17 | 10000000000065536 |
| 18 | 100000000000131072 |