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) |
---|---|
1 | 1 |
2 | 0 |
3 | -1 |
4 | -1 |
5 | -3 |
6 | 0 |
7 | -5 |
8 | -2 |
9 | -3 |
10 | 0 |
11 | -9 |
12 | 1 |
13 | -11 |
14 | 0 |
15 | 3 |
16 | -3 |
17 | -15 |
18 | 0 |
19 | -17 |
20 | 3 |
21 | 5 |
22 | 0 |
23 | -21 |
24 | 2 |
25 | -7 |
26 | 0 |
27 | -5 |
28 | 5 |
29 | -27 |
30 | 0 |
31 | -29 |
32 | -4 |
33 | 9 |
34 | 0 |
35 | 15 |
36 | 3 |
37 | -35 |
38 | 0 |
39 | 11 |
40 | 6 |
41 | -39 |
42 | 0 |
43 | -41 |
44 | 9 |
45 | 9 |
46 | 0 |
47 | -45 |
48 | 3 |
49 | -11 |
50 | 0 |
51 | 15 |
52 | 11 |
53 | -51 |
54 | 0 |
55 | 27 |
56 | 10 |
57 | 17 |
58 | 0 |
59 | -57 |
60 | -3 |
61 | -59 |
62 | 0 |
63 | 15 |
64 | -5 |
65 | 33 |
66 | 0 |
67 | -65 |
68 | 15 |
69 | 21 |