# A168441 (b-file synthesized from sequence entry)
0 1
1 1
2 3
3 17
4 155
5 2025
6 34819
7 743329
8 18937707
9 560071193
10 18844479635
11 710440531665
12 29654234779771
13 1357326276747721
14 67589738142784803
15 3637403230889380097
16 210358430818676801675
17 13009719599952748481145