# A272154 (b-file synthesized from sequence entry)
0 1
1 8
2 44
3 220
4 900
5 3776
6 15392
7 62128
8 250116
9 1001704
10 4007524
11 16042116
12 64173160
13 256653648
14 1026693944
15 4106769456