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 | 1953125 |
| 1 | 38443359375 |
| 2 | 3814697265625 |
| 3 | 78815638671875 |
| 4 | 756680642578125 |
| 5 | 4605366583984375 |
| 6 | 20711912837890625 |
| 7 | 75084686279296875 |
| 8 | 231616946283203125 |
| 9 | 630249409724609375 |
| 10 | 1551328215978515625 |
| 11 | 3517876291919921875 |
| 12 | 7450580596923828125 |
| 13 | 14893745087865234375 |
| 14 | 28334269484119140625 |