# A213865 (b-file synthesized from sequence entry) 0 1 1 1 2 56 3 13326 4 7364321 5 7236515981 6 10915151070941 7 23060727168393236 8 64157120593526429971 9 224909472938181653263446 10 961415357313559098150122721 11 4886376056824611061263607492146 12 28944590736206982153001156958037271 13 196631118571992127875305845382720388771