n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 12 |
4 | 164 |
5 | 3780 |
6 | 128220 |
7 | 5962180 |
8 | 363377640 |
9 | 28109659104 |
10 | 2692076369460 |
11 | 312824482316588 |
12 | 43373419550214360 |
13 | 7074801917270302072 |
14 | 1341285553197404432856 |
15 | 292488135377674745120280 |
[1,1,2,12,164,3780,128220,5962180,363377640, 28109659104,2692076369460,312824482316588, 43373419550214360,7074801917270302072, 1341285553197404432856,292488135377674745120280] |