# A339921 (b-file synthesized from sequence entry) 1 1 2 5 3 7 4 13 5 15 6 18 7 22 8 61 9 85 10 208 11 271 12 898 13 2142 14 2856 15 4392 16 17171 17 74886 18 78901 19 271951 20 326600