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 | -2 |
2 | 4 |
3 | -2 |
4 | -52 |
5 | 358 |
6 | 12 |
7 | -25986 |
8 | 247228 |
9 | 821398 |
10 | -52933300 |
11 | 534428926 |
12 | 6201248220 |
13 | -271179578490 |
14 | 2375560802188 |
15 | 75726973445374 |
16 | -2740636867741828 |
17 | 14280527041851958 |
18 | 1501820173046702796 |
19 | -46939564687781824002 |
20 | -67963035486950641508 |