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 | 0 |
1 | 1 |
2 | -3 |
3 | 81 |
4 | -13311 |
5 | 11688705 |
6 | -51334027263 |
7 | 1082183686000641 |
8 | -106464672910860746751 |
9 | 47880898685034024043741185 |
10 | -96901748928702482338511172665343 |
11 | 871602415363671863767026450797790494721 |