# A152857 (b-file synthesized from sequence entry) 0 0 1 2 2 3 3 0 4 0 5 0 6 2 7 3 8 0 9 0 10 0 11 2 12 3 13 0 14 0 15 0 16 2 17 3 18 0 19 0 20 0 21 2 22 3 23 0 24 0 25 0 26 2 27 3 28 0 29 0 30 0 31 2 32 3 33 0 34 0 35 0 36 2 37 3 38 0 39 0 40 0 41 2 42 3 43 0 44 0 45 0 46 2 47 3 48 0 49 0 50 0 51 2 52 3 53 0 54 0 55 0 56 2 57 3 58 0 59 0 60 0 61 2 62 3 63 0 64 0 65 0 66 2 67 3 68 0 69 0