Author: Hans Havermann
Date: 08:47:55 03/29/98
What is the most likely length (number of white moves) of an existing game of chess? Here are the numbers culled from 994324 games taken from the "Essentia" million-game CD (1005474 games minus 11150 "likely" duplicates): 1 2 2 2 3 7 4 41 5 472 6 882 7 1399 8 2249 9 3099 10 4917 11 5558 12 6661 13 7164 14 8340 15 9606 16 10464 17 12026 18 12798 19 14372 20 16289 21 17133 22 18368 23 19390 24 21053 25 22597 26 22994 27 24164 28 25029 29 25666 30 27899 31 26879 32 26856 33 27095 34 26352 35 27194 36 26376 37 25956 38 25244 39 25743 40 35685 41 38183 42 26954 43 21591 44 19326 45 18228 46 17029 47 15824 48 15013 49 14018 50 14324 51 13548 52 12010 53 11115 54 10519 55 9860 56 9821 57 9612 58 8434 59 7717 60 9750 61 8776 62 6635 63 5638 64 5003 65 4571 66 4167 67 3723 68 3480 69 3157 70 2885 71 2697 72 2459 73 2416 74 1984 75 1881 76 1611 77 1457 78 1329 79 1178 80 1507 81 1185 82 859 83 727 84 701 85 580 86 582 87 526 88 484 89 494 90 438 91 341 92 297 93 275 94 266 95 324 96 195 97 208 98 181 99 157 100 237 101 176 102 120 103 123 104 112 105 124 106 84 107 81 108 79 109 82 110 45 111 60 112 63 113 53 114 45 115 44 116 38 117 36 118 33 119 29 120 40 121 34 122 18 123 30 124 15 125 17 126 19 127 19 128 19 129 13 130 15 131 13 132 9 133 7 134 8 135 7 136 4 137 10 138 6 139 8 140 4 141 1 142 3 143 4 144 3 145 2 146 2 147 2 148 4 149 2 150 4 151 3 152 3 153 3 154 2 155 7 156 2 158-200 27
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