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) |
---|---|
1 | 2 |
2 | 12 |
3 | 120 |
4 | 1260 |
5 | 23100 |
6 | 360360 |
7 | 8168160 |
8 | 174594420 |
9 | 4908043140 |
10 | 181151410440 |
11 | 6016814703900 |
12 | 267146572853160 |
13 | 12170010541088400 |
14 | 549475975930141260 |
15 | 28284929999070604860 |
16 | 1694636240813882325960 |
17 | 111520100308944333066060 |
18 | 7037302881564418258996200 |
19 | 518649222371297625688019940 |
20 | 39055858108868927267719077300 |