# A139752 (b-file synthesized from sequence entry) 1 2 2 3 3 5 4 7 5 2 6 5 7 17 8 37 9 2 10 3 11 11 12 83 13 3 14 7 15 19 16 67 17 5 18 13 19 29 20 53 21 5 22 41