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 | 5 |
2 | 7 |
3 | 55 |
4 | 57 |
5 | 75 |
6 | 77 |
7 | 555 |
8 | 557 |
9 | 575 |
10 | 577 |
11 | 755 |
12 | 757 |
13 | 775 |
14 | 777 |
15 | 5555 |
16 | 5557 |
17 | 5575 |
18 | 5577 |
19 | 5755 |
20 | 5757 |
21 | 5775 |
22 | 5777 |
23 | 7555 |
24 | 7557 |
25 | 7575 |
26 | 7577 |
27 | 7755 |
28 | 7757 |
29 | 7775 |
30 | 7777 |
31 | 55555 |
32 | 55557 |
33 | 55575 |
34 | 55577 |
35 | 55755 |
36 | 55757 |
37 | 55775 |
38 | 55777 |
39 | 57555 |
40 | 57557 |
41 | 57575 |
42 | 57577 |
43 | 57755 |
44 | 57757 |