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 | 7 |
3 | -81 |
4 | 3853 |
5 | -25721 |
6 | 1862773 |
7 | -52571875 |
8 | 2828694491 |
9 | -20554196553 |
10 | 2489317910533 |
11 | -36843139557745 |
12 | 187344440646279463 |
13 | -200535626786994961 |
14 | 15853768141768274581 |
15 | -319644021424695652161 |
16 | 927777140067161706072467 |
17 | -1412565248386878259675625 |
18 | 2151379749437782936765977859 |