# A165565 (b-file synthesized from sequence entry) 0 0 1 0 2 0 3 3 4 4 5 5 6 3 7 3 8 3 9 6 10 7 11 8 12 9 13 10 14 11 15 12 16 13 17 14 18 12 19 12 20 12 21 15 22 16 23 17 24 15 25 15 26 15 27 18 28 19 29 20 30 21 31 22 32 23 33 21 34 21 35 21 36 24 37 25 38 26 39 27 40 28 41 29 42 30 43 31 44 32 45 30 46 30 47 30 48 33 49 34 50 35 51 36 52 37 53 38 54 39 55 40 56 41 57 39 58 39 59 39 60 42 61 43 62 44 63 42 64 42 65 42 66 45 67 46 68 47 69 48 70 49 71 50 72 51 73 52