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 | -1 |
2 | 2 |
3 | -9 |
4 | 94 |
5 | -2220 |
6 | 114456 |
7 | -12542341 |
8 | 2868686486 |
9 | -1352689963470 |
10 | 1303841598115220 |
11 | -2553657953434195806 |
12 | 10119516065845068051324 |
13 | -80887691741489094086813370 |
14 | 1301256069443123826666772275060 |
15 | -42062318857764855463647559458896325 |