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 | 0 |
2 | -1 |
3 | 0 |
4 | 2 |
5 | 5 |
6 | 0 |
7 | -16 |
8 | -42 |
9 | -35 |
10 | 0 |
11 | 144 |
12 | 404 |
13 | 420 |
14 | 175 |
15 | 0 |
16 | -768 |
17 | -2288 |
18 | -2684 |
19 | -1540 |
20 | -385 |
21 | 0 |
22 | 1061376 |
23 | 3327584 |
24 | 4252248 |
25 | 2862860 |
26 | 1051050 |
27 | 175175 |
28 | 0 |
29 | -552960 |
30 | -1810176 |
31 | -2471456 |
32 | -1849848 |
33 | -820820 |
34 | -210210 |
35 | -25025 |
36 | 0 |
37 | 200005632 |
38 | 679395072 |
39 | 978649472 |
40 | 792548432 |
41 | 397517120 |
42 | 125925800 |
43 | 23823800 |
44 | 2127125 |