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 | 2 |
2 | -2 |
3 | 4 |
4 | -12 |
5 | 8 |
6 | 12 |
7 | -48 |
8 | 16 |
9 | 120 |
10 | -160 |
11 | 32 |
12 | -120 |
13 | 720 |
14 | -480 |
15 | 64 |
16 | -1680 |
17 | 3360 |
18 | -1344 |
19 | 128 |
20 | 1680 |
21 | -13440 |
22 | 13440 |
23 | -3584 |
24 | 256 |
25 | 30240 |
26 | -80640 |
27 | 48384 |
28 | -9216 |
29 | 512 |
30 | -30240 |
31 | 302400 |
32 | -403200 |
33 | 161280 |
34 | -23040 |
35 | 1024 |
36 | -665280 |
37 | 2217600 |
38 | -1774080 |
39 | 506880 |
40 | -56320 |
41 | 2048 |
42 | 665280 |
43 | -7983360 |
44 | 13305600 |