# A336907 (b-file synthesized from sequence entry)
0 1
1 12
2 84
3 564
4 3804
5 25308
6 167796
7 1108452
8 7305132
9 48043044
10 315466884
11 2068604028
12 13549151244
13 88658702484
14 579649775796
15 3786953782764