# A001330 (b-file synthesized from sequence entry)
0 1
1 1
2 136
3 64573605
4 768614338015543296
5 740148683083442627372862307855625
6 147760220727384062234340471228346859265417269763446784
7 13097167596472133103922286145973062271265962292695709182416029922453889335720758