# A165500 (b-file synthesized from sequence entry) 1 1 2 2 3 3 4 2 5 5 6 3 7 7 8 4 9 2 10 5 11 11 12 3 13 13 14 7 15 6 16 2 17 17 18 3 19 19 20 5 21 7 22 11