# A188193 (b-file synthesized from sequence entry) 0 1 1 2 2 10 3 100 4 2500 5 224728 6 77611032 7 95603336016 8 411188458873152 9 6215509773143124736 10 334390128406134844422816 11 64839530694681966290325813952 12 45813418110052719651124682371286592