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 | 1 |
2 | 2 |
3 | 12 |
4 | 48 |
5 | 540 |
6 | 5040 |
7 | 53760 |
8 | 745920 |
9 | 12897360 |
10 | 206236800 |
11 | 3682657440 |
12 | 83366236800 |
13 | 1849952744640 |
14 | 45496897205760 |
15 | 1176291493977600 |
16 | 32097739145472000 |
17 | 983522184476832000 |
18 | 31186123650255974400 |
19 | 1021800029809932172800 |
20 | 35859334900163943168000 |
21 | 1320567044275182140236800 |
22 | 50849016060752080883712000 |
23 | 2063131407115000462188748800 |
24 | 86946484539570696351914803200 |