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 | 6 |
| 3 | 12 |
| 4 | 84 |
| 5 | 30 |
| 6 | 1374 |
| 7 | 56 |
| 8 | 4680 |
| 9 | 819 |
| 10 | 10210 |
| 11 | 132 |
| 12 | 3008748 |
| 13 | 182 |
| 14 | 38822 |
| 15 | 51090 |
| 16 | 1118480 |
| 17 | 306 |
| 18 | 34123698 |
| 19 | 380 |
| 20 | 64168820 |
| 21 | 195384 |
| 22 | 235246 |
| 23 | 552 |
| 24 | 110267095704 |
| 25 | 16275 |
| 26 | 458354 |
| 27 | 551880 |
| 28 | 482528508 |
| 29 | 870 |
| 30 | 656102432730 |
| 31 | 992 |
| 32 | 1108378656 |
| 33 | 1188132 |
| 34 | 1338682 |
| 35 | 1503110 |
| 36 | 101564312008644 |