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 | 3 |
2 | 6 |
3 | 19 |
4 | 78 |
5 | 411 |
6 | 2617 |
7 | 19251 |
8 | 160254 |
9 | 1482400 |
10 | 15035622 |
11 | 165545253 |
12 | 1963006576 |
13 | 24908182305 |
14 | 336397711074 |
15 | 4813816122917 |
16 | 72704962269990 |
17 | 1155070280657286 |
18 | 19245587072017468 |
19 | 335418172582313610 |
20 | 6100293082529588802 |
21 | 115532044092709366555 |
22 | 2274095852526512246841 |