# A288817 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 3 4 6 5 20 6 67 7 291 8 1099 9 5780 10 26249 11 153238 12 832366 13 5443440 14 32738738 15 239515824 16 1591963864 17 12548347149 18 93066370414