# A168897 (b-file synthesized from sequence entry)
0 1
1 28
2 756
3 20412
4 551124
5 14880348
6 401769396
7 10847773692
8 292889889684
9 7908027021468
10 213516729579636
11 5764951698650172
12 155653695863554644
13 4202649788315975388
14 113471544284531335476
15 3063731695682346057852