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 | -3 |
3 | 6 |
4 | -18 |
5 | 13 |
6 | 2 |
7 | -9 |
8 | 13 |
9 | -6 |
10 | 30 |
11 | -180 |
12 | 390 |
13 | -360 |
14 | 119 |
15 | 6 |
16 | -45 |
17 | 130 |
18 | -180 |
19 | 119 |
20 | -30 |
21 | 42 |
22 | -378 |
23 | 1365 |
24 | -2520 |
25 | 2499 |
26 | -1260 |
27 | 253 |
28 | 6 |
29 | -63 |
30 | 273 |
31 | -630 |
32 | 833 |
33 | -630 |
34 | 253 |
35 | -42 |
36 | 30 |
37 | -360 |
38 | 1820 |
39 | -5040 |
40 | 8330 |
41 | -8400 |
42 | 5060 |
43 | -1680 |
44 | 239 |
45 | 10 |
46 | -135 |
47 | 780 |
48 | -2520 |
49 | 4998 |
50 | -6300 |