# A372145 (b-file synthesized from sequence entry)
0 1
1 2
2 4
3 12
4 48
5 288
6 2304
7 26880
8 430080
9 10035200
10 321126400
11 14836039680
12 949506539520
13 87734404251648
14 11230003744210944
15 2064716402685640704
16 528567399087524020224
17 194361783607326689722368
18 99513233206951265137852416
19 72958995691997968023051829248
20 74710011588605919255605073149952