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 | -7 |
2 | 42 |
3 | -259 |
4 | 1589 |
5 | -9758 |
6 | 59913 |
7 | -367871 |
8 | 2258746 |
9 | -13868827 |
10 | 85155357 |
11 | -522858574 |
12 | 3210380369 |
13 | -19711911863 |
14 | 121032221898 |
15 | -743144492531 |
16 | 4562948015941 |
17 | -28016751527422 |
18 | 172024393748697 |
19 | -1056239229435439 |