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 | 3 |
2 | 56 |
3 | 7504 |
4 | 6832640 |
5 | 42780151808 |
6 | 1836366011301888 |
7 | 540795841280638713856 |
8 | 1092417949346109029345132544 |
9 | 15137179876232766647722798101823488 |
10 | 1438787206346713875314130065804001328234496 |
11 | 938091111277955250977701268973340995182098116509696 |