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 | 0 |
| 3 | 8 |
| 4 | 44 |
| 5 | 152 |
| 6 | 372 |
| 7 | 824 |
| 8 | 1544 |
| 9 | 2712 |
| 10 | 4448 |
| 11 | 6992 |
| 12 | 10332 |
| 13 | 15072 |
| 14 | 21012 |
| 15 | 28688 |
| 16 | 38520 |
| 17 | 50880 |
| 18 | 65480 |
| 19 | 83640 |
| 20 | 104676 |
| 21 | 130264 |
| 22 | 160556 |
| 23 | 195848 |
| 24 | 235600 |
| 25 | 282840 |
| 26 | 336384 |
| 27 | 397136 |
| 28 | 465876 |
| 29 | 544464 |
| 30 | 630684 |
| 31 | 729744 |
| 32 | 837744 |
| 33 | 958384 |
| 34 | 1091904 |
| 35 | 1238520 |
| 36 | 1400140 |
| 37 | 1581384 |
| 38 | 1776084 |