# A216587 (b-file synthesized from sequence entry) 0 -1 1 0 2 1 3 2 4 3 5 4 6 5 7 6 8 7 9 8 10 9 11 -1 12 -1 13 -1 14 -1 15 -1 16 -1 17 -1 18 -1 19 -1 20 -1 21 10 22 11 23 12 24 13 25 14 26 15 27 16 28 17 29 18 30 -1 31 20 32 21 33 22 34 23 35 24 36 25 37 26 38 27 39 28 40 -1 41 30 42 31 43 32 44 33 45 34 46 35 47 36 48 37 49 38 50 -1 51 40 52 41 53 42 54 43 55 44 56 45 57 46 58 47 59 48 60 -1 61 50 62 51 63 52 64 53 65 54 66 55 67 56 68 57 69 58 70 -1 71 60 72 61 73 62 74 63