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 | 1 |
2 | 2 |
3 | 6 |
4 | 24 |
5 | 144 |
6 | 864 |
7 | 6048 |
8 | 48384 |
9 | 475776 |
10 | 4902912 |
11 | 53932032 |
12 | 647184384 |
13 | 8892398592 |
14 | 126430875648 |
15 | 1906924529664 |
16 | 30510792474624 |
17 | 539606261956608 |
18 | 9890452422918144 |
19 | 188459240926150656 |
20 | 3773077461736095744 |
21 | 81667528704634650624 |
22 | 1819516013302975561728 |