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 | 4 |
2 | 176 |
3 | 3136 |
4 | -15616 |
5 | 123904 |
6 | 1028096 |
7 | 4734976 |
8 | -51183616 |
9 | 975437824 |
10 | 1521483776 |
11 | 205520896 |
12 | 39241908224 |
13 | 4227925540864 |
14 | -10627091267584 |
15 | 53396107165696 |
16 | 1029499365883904 |
17 | 10479050187341824 |
18 | -71775363146973184 |
19 | 769363745204862976 |