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 | 0 |
2 | 1 |
3 | 3 |
4 | 6 |
5 | 40 |
6 | 375 |
7 | 2541 |
8 | 21028 |
9 | 264636 |
10 | 3303765 |
11 | 41219695 |
12 | 625493946 |
13 | 10676900598 |
14 | 185753808331 |
15 | 3495429297465 |
16 | 72963017028840 |
17 | 1606964677740376 |
18 | 37107535997019753 |
19 | 918150959889615771 |
20 | 24110308315512081550 |
21 | 662150320109499176130 |
22 | 19105058680403510485671 |