# A049747 (b-file synthesized from sequence entry) 0 0 1 2 2 2 3 3 4 3 5 3 6 5 7 5 8 5 9 5 10 9 11 7 12 5 13 7 14 9 15 13 16 11 17 9 18 9 19 11 20 13 21 19 22 15 23 11 24 11 25 11 26 15 27 19 28 23 29 21 30 17 31 13 32 13 33 17 34 21 35 23 36 31 37 25 38 21 39 19 40 17 41 19 42 21 43 25 44 31 45 39 46 35 47 27 48 23 49 23 50 23 51 23 52 27 53 35 54 39 55 49 56 41 57 35 58 29 59 25 60 25 61 25 62 29 63 35 64 41 65 49