# A006994 (b-file synthesized from sequence entry) 1 4 2 3 3 3 4 6 5 4 6 5 7 4 8 6 9 6 10 6 11 11 12 10 13 10 14 12 15 10 16 11 17 10 18 12 19 12 20 8 21 12 22 11 23 11 24 14 25 12 26 13 27 12 28 14 29 14 30 8 31 12 32 11 33 11 34 14 35 12 36 13 37 12 38 14 39 14 40 5 41 9 42 8 43 8 44 11 45 9 46 10 47 9 48 11 49 11 50 9 51 13 52 12 53 12