# A153809 (b-file synthesized from sequence entry) 1 1 2 2 3 3 4 5 5 7 6 9 7 11 8 13 9 15 10 17 11 19 12 21 13 22 14 23 15 24 16 25 17 26 18 27 19 29 20 31 21 33 22 34 23 35 24 36 25 37 26 38 27 39 28 41 29 43 30 45 31 46 32 47 33 48 34 49 35 50 36 51 37 52 38 53 39 54 40 55 41 56 42 57 43 59 44 61 45 63 46 64 47 65 48 66 49 67 50 68 51 69 52 71 53 73 54 75 55 76 56 77 57 78 58 79 59 80 60 81