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 | 10 |
2 | 120 |
3 | 1540 |
4 | 20500 |
5 | 279480 |
6 | 3876600 |
7 | 54496200 |
8 | 774468900 |
9 | 11107261000 |
10 | 160553895040 |
11 | 2336799457200 |
12 | 34219387524400 |
13 | 503846306168800 |
14 | 7455357525594000 |
15 | 110811908027490960 |
16 | 1653792126235140900 |
17 | 24774309852363829800 |
18 | 372404448149589213600 |