# A146739 (b-file synthesized from sequence entry) 1 1 2 1 3 1 4 1 5 9 6 13 7 35 8 63 9 1587 10 3733 11 130673 12 393655 13 13792523 14 50382037 15 6128617283 16 28568095487 17 6379895824947 18 37360214342889 19 13793098704317291 20 100685778534490077 21 83983096306346152831 22 769168839966983823023