# b015624.txt - Table of n, a(n) for n=0..2000 - Ray Chandler, Apr 05 2017 0 1 1 -1 2 0 3 0 4 0 5 1 6 -1 7 0 8 0 9 0 10 1 11 -1 12 0 13 0 14 0 15 1 16 -1 17 1 18 -1 19 1 20 0 21 -1 22 1 23 -1 24 1 25 0 26 -1 27 1 28 -1 29 1 30 0 31 -1 32 1 33 -1 34 2 35 -1 36 0 37 0 38 0 39 1 40 -1 41 0 42 0 43 0 44 1 45 -1 46 0 47 0 48 0 49 1 50 -1 51 1 52 -1 53 1 54 0 55 0 56 0 57 0 58 0 59 0 60 0 61 0 62 0 63 0 64 0 65 0 66 0 67 0 68 1 69 -1 70 1 71 -1 72 1 73 0 74 0 75 0 76 0 77 0 78 0 79 0 80 0 81 0 82 0 83 0 84 0 85 0 86 0 87 1 88 -1 89 1 90 -1 91 1 92 0 93 0 94 0 95 -1 96 1 97 0 98 0 99 0 100 -1 101 1 102 0 103 0 104 0 105 -1 106 2 107 -1 108 1 109 -1 110 0 111 1 112 -1 113 1 114 -1 115 0 116 1 117 -1 118 1 119 -1 120 0 121 1 122 -1 123 1 124 -1 125 1 126 0 127 0 128 0 129 -1 130 1 131 0 132 0 133 0 134 -1 135 1 136 0 137 0 138 0 139 -1 140 1 141 0 142 0 143 0 144 0 145 0 146 0 147 0 148 0 149 0 150 0 151 0 152 0 153 0 154 0 155 0 156 0 157 0 158 0 159 0 160 0 161 0 162 0 163 0 164 0 165 0 166 0 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