# A146778 (b-file synthesized from sequence entry) 1 1 2 1 3 1 4 1 5 1 6 5 7 17 8 43 9 145 10 633 11 4131 12 31831 13 267243 14 2665825 15 33726547 16 521722083 17 9834245987 18 228276099483 19 6476476460303 20 221310304612835 21 9127636122908961