# A377448 (b-file synthesized from sequence entry)
0 1
1 1
2 11
3 242
4 8216
5 379874
6 22286230
7 1586307120
8 132837129240
9 12796759555080
10 1394232748385400
11 169520552541195360
12 22755571384758552000
13 3342628991206830087840
14 533345016648993065361120
15 91858353520083403370288640
16 16985334194077245970016972160
17 3356121850436121636865113624960