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 | 0 |
| 2 | 12 |
| 3 | 56 |
| 4 | 172 |
| 5 | 400 |
| 6 | 836 |
| 7 | 1496 |
| 8 | 2564 |
| 9 | 4080 |
| 10 | 6212 |
| 11 | 8984 |
| 12 | 12788 |
| 13 | 17488 |
| 14 | 23644 |
| 15 | 31112 |
| 16 | 40148 |
| 17 | 50912 |
| 18 | 64172 |
| 19 | 79448 |
| 20 | 97868 |
| 21 | 118912 |
| 22 | 143108 |
| 23 | 170504 |
| 24 | 202500 |
| 25 | 238080 |
| 26 | 278700 |
| 27 | 323864 |
| 28 | 374508 |
| 29 | 430272 |
| 30 | 493380 |
| 31 | 561832 |
| 32 | 638692 |
| 33 | 722656 |
| 34 | 814604 |
| 35 | 914360 |
| 36 | 1023428 |