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 | 8 |
| 3 | 24 |
| 4 | 636 |
| 5 | 12318 |
| 6 | 13446 |
| 7 | 32396 |
| 8 | 46206 |
| 9 | 133788 |
| 10 | 162926 |
| 11 | 181428 |
| 12 | 359906 |
| 13 | 439098 |
| 14 | 453168 |
| 15 | 485238 |
| 16 | 508200 |
| 17 | 739024 |
| 18 | 840852 |
| 19 | 1007580 |
| 20 | 1410120 |
| 21 | 1577066 |
| 22 | 2056076 |
| 23 | 2126134 |
| 24 | 2422566 |
| 25 | 2512406 |
| 26 | 3275832 |
| 27 | 3307848 |
| 28 | 3457758 |
| 29 | 4481014 |
| 30 | 4698784 |