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 | 306 |
2 | 32023512 |
3 | 1089004102288704 |
4 | 12000667955029147591142400 |
5 | 42847968954950283704312619696092774400 |
6 | 49567873660106321460531697392097352394556112948428800 |
7 | 18578701620081137383821309406407591330835087924034550043168000809369600 |