# A367493 (b-file synthesized from sequence entry)
1 0
2 1
3 8
4 97
5 1024
6 20450
7 279936
8 7509953
9 144295424
10 4570291850
11 100000000000
12 4491754172274
13 106993205379072
14 5221973073321002
15 171975117132398592
16 8931527427394008833
17 295147905179352825856
18 20290116242888952838355
19 708235345355337676357632
20 51879761166564630630389778