# A045671 (b-file synthesized from sequence entry) 0 0 1 1 2 2 3 3 4 5 5 6 6 7 7 9 8 10 9 11 10 13 11 14 12 15 13 16 14 17 15 19 16 20 17 21 18 23 19 24 20 25 21 27 22 28 23 29 24 30 25 31 26 33 27 34 28 35 29 37 30 38 31 39 32 41 33 42 34 43 35 44 36 45 37 47 38 48 39 49 40 51 41 52 42 53 43 55 44 56 45 57 46 59 47 60 48 61 49 63 50 64 51 65 52 66 53 67 54 69 55 70