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 | 12 |
2 | 168 |
3 | 2424 |
4 | 35400 |
5 | 520236 |
6 | 7674144 |
7 | 113482584 |
8 | 1681028136 |
9 | 24932533800 |
10 | 370144424376 |
11 | 5499182587416 |
12 | 81748907485248 |
13 | 1215834858032820 |
14 | 18090048027643200 |
15 | 269246037610828656 |
16 | 4008495234662771688 |
17 | 59692297399976544120 |
18 | 889090275714779739120 |
19 | 13245013739104555683600 |