# A068268 (b-file synthesized from sequence entry)
1 1
2 4641
3 5554571857
4 1714419367669298289
5 136461767759964622690609683537
6 2801124263786734144622842493797034683405617
7 14827953377838619886793709359009173477911476430325930106481
8 20242190237452646688395985657256161903754274932459524235140863308223305109841