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 | 0 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | -2 |
5 | -7 |
6 | 6 |
7 | 119 |
8 | 120 |
9 | -2911 |
10 | -12518 |
11 | 90055 |
12 | 977164 |
13 | -2167375 |
14 | -83354634 |
15 | -168068473 |
16 | 7777602768 |
17 | 58283146817 |
18 | -727882529102 |
19 | -12779261480825 |
20 | 46543629605236 |
21 | 2663317412960849 |
22 | 7760606919565134 |
23 | -548896641490323385 |
24 | -5830401238269419400 |
25 | 104847450848773542497 |