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 | 11 |
4 | -97 |
5 | 1162 |
6 | -17401 |
7 | 309297 |
8 | -6284804 |
9 | 141430821 |
10 | -3411964025 |
11 | 84469913200 |
12 | -1971020234987 |
13 | 31982106694501 |
14 | 703663251081166 |
15 | -131978337454653865 |
16 | 11571772746664732291 |
17 | -879307513026396837470 |
18 | 64266964230133042267891 |