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 | 1 |
| 1 | 2 |
| 2 | 6 |
| 3 | 14 |
| 4 | 28 |
| 5 | 52 |
| 6 | 93 |
| 7 | 152 |
| 8 | 242 |
| 9 | 370 |
| 10 | 546 |
| 11 | 784 |
| 12 | 1103 |
| 13 | 1512 |
| 14 | 2040 |
| 15 | 2706 |
| 16 | 3534 |
| 17 | 4554 |
| 18 | 5803 |
| 19 | 7304 |
| 20 | 9108 |
| 21 | 11252 |
| 22 | 13780 |
| 23 | 16744 |
| 24 | 20205 |
| 25 | 24206 |
| 26 | 28826 |
| 27 | 34126 |
| 28 | 40176 |
| 29 | 47056 |
| 30 | 54857 |
| 31 | 63648 |
| 32 | 73542 |
| 33 | 84630 |
| 34 | 97014 |
| 35 | 110808 |
| 36 | 126139 |
| 37 | 143108 |
| 38 | 161868 |
| 39 | 182546 |
| 40 | 205282 |