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 | 2 |
2 | 9 |
3 | 58 |
4 | 428 |
5 | 3360 |
6 | 27295 |
7 | 226538 |
8 | 1907889 |
9 | 16239034 |
10 | 139326959 |
11 | 1202856930 |
12 | 10436521180 |
13 | 90920984306 |
14 | 794767853334 |
15 | 6967126281976 |
16 | 61224158085137 |
17 | 539141091531558 |
18 | 4756357637006941 |
19 | 42028309478725094 |
20 | 371898032568193530 |
21 | 3294977494088601508 |