n | a(n) |
---|---|
0 | 1 |
1 | 4 |
2 | 112 |
3 | 8432 |
4 | 909288 |
5 | 121106960 |
6 | 18167084064 |
7 | 2956370702688 |
8 | 510696155882492 |
9 | 92343039606440064 |
10 | 17311893232788414400 |
11 | 3342127071364266721200 |
12 | 661066887819006986788620 |
13 | 133456726466163517072371360 |
[1,4,112,8432,909288,121106960,18167084064, 2956370702688,510696155882492,92343039606440064, 17311893232788414400,3342127071364266721200, 661066887819006986788620, 133456726466163517072371360] |