n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 2 |
3 | 6 |
4 | 50 |
5 | 510 |
6 | 7682 |
7 | 161406 |
8 | 4747010 |
9 | 194342910 |
10 | 11084390402 |
11 | 881008805886 |
12 | 97779099906050 |
13 | 15178191426486270 |
14 | 3302331237256396802 |
15 | 1008694542117649154046 |
16 | 433286992912494943469570 |
[1,0,2,6,50,510,7682,161406,4747010,194342910, 11084390402,881008805886,97779099906050, 15178191426486270,3302331237256396802, 1008694542117649154046,433286992912494943469570] |