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 | 0 |
3 | 16 |
4 | 112 |
5 | 976 |
6 | 11760 |
7 | 184656 |
8 | 3566192 |
9 | 81556176 |
10 | 2152839920 |
11 | 64389871696 |
12 | 2151410517872 |
13 | 79406805184976 |
14 | 3208188040810480 |
15 | 140812644820877136 |
16 | 6671575179144279152 |
17 | 339348322285418119376 |
18 | 18443287953728909235440 |
19 | 1066619199816333440144976 |