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 | -3 |
3 | 22 |
4 | -251 |
5 | 3816 |
6 | -71207 |
7 | 1542640 |
8 | -36997431 |
9 | 929097856 |
10 | -22062115979 |
11 | 334968255744 |
12 | 13395424571725 |
13 | -2177817789105152 |
14 | 201597999475333329 |
15 | -16622491076645341184 |
16 | 1332634806870147259537 |
17 | -107073894723559010304000 |