# A140469 (b-file synthesized from sequence entry) 1 1 2 1 3 2 4 5 5 10 6 8 7 28 8 15 9 32 10 53 11 167 12 136 13 444 14 367 15 579 16 935 17 3073 18 2442 19 4052 20 6483