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 | 1 |
2 | 1 |
3 | 1 |
4 | 0 |
5 | 2 |
6 | 1 |
7 | -1 |
8 | -1 |
9 | 6 |
10 | 1 |
11 | -2 |
12 | -2 |
13 | -4 |
14 | 24 |
15 | 1 |
16 | -3 |
17 | -1 |
18 | -2 |
19 | -15 |
20 | 120 |
21 | 1 |
22 | -4 |
23 | 2 |
24 | 6 |
25 | 8 |
26 | -56 |
27 | 720 |
28 | 1 |
29 | -5 |
30 | 7 |
31 | 14 |
32 | 33 |
33 | 88 |
34 | -185 |
35 | 5040 |
36 | 1 |
37 | -6 |
38 | 14 |
39 | 16 |
40 | 24 |
41 | 102 |
42 | 592 |
43 | -204 |
44 | 40320 |
45 | 1 |
46 | -7 |
47 | 23 |
48 | 6 |
49 | -31 |
50 | -104 |
51 | -9 |
52 | 3344 |
53 | 6209 |
54 | 362880 |
55 | 1 |
56 | -8 |
57 | 34 |
58 | -22 |
59 | -120 |
60 | -380 |
61 | -1328 |
62 | -3762 |
63 | 14464 |
64 | 112400 |
65 | 3628800 |