n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 2 |
3 | 14 |
4 | 201 |
5 | 4704 |
6 | 160890 |
7 | 7538040 |
8 | 462869190 |
9 | 36055948320 |
10 | 3474195588360 |
11 | 405786523413600 |
12 | 56502317464777800 |
13 | 9248640671612865600 |
14 | 1758505909558569771600 |
15 | 384399253128691423022400 |
[0,1,2,14,201,4704,160890,7538040,462869190, 36055948320,3474195588360,405786523413600, 56502317464777800,9248640671612865600, 1758505909558569771600,384399253128691423022400] |