# A028783 (b-file synthesized from sequence entry) 1 2 2 3 3 5 4 6 5 7 6 8 7 10 8 12 9 13 10 17 11 18 12 19 13 20 14 22 15 23 16 24 17 26 18 27 19 28 20 31 21 32 22 33 23 34 24 37 25 38 26 40 27 41 28 42 29 43 30 45 31 47 32 48 33 52 34 53 35 54 36 55 37 57 38 58 39 59 40 61 41 62 42 63 43 66 44 67 45 68 46 69