# A066931 (b-file synthesized from sequence entry) 0 1 1 1 2 6 3 113 4 20174 5 22306955 6 123222909271 7 3283834214485890 8 421263391026827547540 9 260028731850596651411721718 10 772086476515163830856527013278243 11 11025620741283840573496993339545350520150 12 757129347300072898736973484532998417574513923224