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 | 4 |
1 | 14 |
2 | 56 |
3 | 249 |
4 | 1213 |
5 | 6404 |
6 | 36332 |
7 | 220000 |
8 | 1413937 |
9 | 9600364 |
10 | 68592684 |
11 | 513952699 |
12 | 4026607292 |
13 | 32900195138 |
14 | 279706376058 |
15 | 2469224186643 |
16 | 22592983270903 |
17 | 213904411529522 |
18 | 2092395705495048 |
19 | 21117781135309376 |
20 | 219627058223237983 |
21 | 2351003452644642314 |