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 | 120 |
6 | 720 |
7 | 5040 |
8 | 40320 |
9 | 362880 |
10 | 3628799 |
11 | 39916699 |
12 | 478995537 |
13 | 6226736369 |
14 | 87166698628 |
15 | 1307240982000 |
16 | 20907446718225 |
17 | 355162464899601 |
18 | 6384776070987990 |
19 | 121061600999380138 |
20 | 2413632612087046844 |
21 | 50453964720806671644 |
22 | 1102844526263334763556 |