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) |
---|---|
1 | 1 |
2 | 1 |
3 | -14 |
4 | 393 |
5 | -14744 |
6 | 972610 |
7 | -74928944 |
8 | 9322093753 |
9 | -1163849271296 |
10 | 228519734620776 |
11 | -44942000161435904 |
12 | 12717856972091286642 |
13 | -3539995034294896016384 |
14 | 1371560847857743301790928 |
15 | -510461123036204706738612224 |
16 | 268938575250382935485761673113 |