n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 10 |
4 | 280 |
5 | 235200 |
6 | 173859840000 |
7 | 98238542885683200000000 |
8 | 32169371027674057560745102540800000000000000000 |
9 | 3518552669874927170883258602839130084576857453953842493259776000000000000000000000000000000000 |
[1,2,10,280,235200,173859840000, 98238542885683200000000, 32169371027674057560745102540800000000000000000, 35185526698749271708832586028391300845768574539538\ 42493259776000000000000000000000000000000000] |