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 | -227 |
5 | 2571 |
6 | -19157 |
7 | -550675 |
8 | 47287609 |
9 | -2474401796 |
10 | 113036728791 |
11 | -4672627704315 |
12 | 162246902824213 |
13 | -2986895872839215 |
14 | -218043087879704765 |
15 | 36487218926663045686 |
16 | -3474880515053581779215 |
17 | 262843589524537015935667 |
18 | -15730145172651453469201745 |
19 | 541394288749029235105442821 |