# A243970 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 2 4 3 5 5 6 4 7 4 8 7 9 6 10 10 11 6 12 6 13 9 14 8 15 8 16 16 17 10 18 10 19 19 20 15 21 14 22 12 23 14 24 14 25 12 26 26 27 12 28 12 29 29 30 16 31 16 32 21 33 18 34 34 35 20 36 18 37 37 38 18 39 18 40 27 41 20 42 20 43 43 44 24 45 30 46 46 47 33 48 32 49 28 50 24 51 34 52 39 53 28 54 24 55 28 56 28 57 24 58 58 59 24 60 24 61 30 62 32 63 32 64 64 65 65 66 30 67 67 68 51