# A356587 (b-file synthesized from sequence entry)
0 1
1 0
2 2
3 15
4 236
5 8490
6 459234
7 40325880
8 4777773104
9 767688946920
10 156746202491880
11 40056474754165320
12 12448131138826294152
13 4634982982962988690320
14 2033625840922821008112144
15 1039060311676326627685615800
16 611331728108400284878223051520