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 | -8 |
4 | 129 |
5 | -2424 |
6 | 87040 |
7 | -3354000 |
8 | 234927105 |
9 | -13619579120 |
10 | 1467819193176 |
11 | -142339701178080 |
12 | 21415200007555200 |
13 | -2958022926285910560 |
14 | 605932431017659471440 |
15 | -110644439905256239190208 |
16 | 32132110188849291391675905 |
17 | -7427852296898683736690604000 |