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) |
|---|---|
| 0 | 0 |
| 1 | 20 |
| 2 | 52 |
| 3 | 112 |
| 4 | 200 |
| 5 | 340 |
| 6 | 524 |
| 7 | 784 |
| 8 | 1096 |
| 9 | 1508 |
| 10 | 1988 |
| 11 | 2584 |
| 12 | 3264 |
| 13 | 4084 |
| 14 | 4996 |
| 15 | 6072 |
| 16 | 7256 |
| 17 | 8620 |
| 18 | 10108 |
| 19 | 11800 |
| 20 | 13624 |
| 21 | 15676 |
| 22 | 17876 |
| 23 | 20320 |
| 24 | 22928 |
| 25 | 25804 |
| 26 | 28852 |
| 27 | 32192 |
| 28 | 35720 |
| 29 | 39556 |
| 30 | 43596 |
| 31 | 47968 |
| 32 | 52552 |
| 33 | 57492 |
| 34 | 62660 |
| 35 | 68200 |
| 36 | 73984 |