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 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 15 |
| 5 | 16 |
| 6 | 72 |
| 7 | 160 |
| 8 | 336 |
| 9 | 960 |
| 10 | 1536 |
| 11 | 1920 |
| 12 | 2048 |
| 13 | 3072 |
| 14 | 3200 |
| 15 | 36864 |
| 16 | 110592 |
| 17 | 163840 |
| 18 | 1376256 |
| 19 | 1474560 |
| 20 | 2064384 |
| 21 | 50331648 |
| 22 | 62914560 |
| 23 | 100663296 |
| 24 | 603979776 |
| 25 | 3623878656 |
| 26 | 15032385536 |
| 27 | 51539607552 |
| 28 | 115964116992 |
| 29 | 206158430208 |
| 30 | 4123168604160 |
| 31 | 8658654068736 |
| 32 | 21990232555520 |
| 33 | 118747255799808 |