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