| 数据
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1, 1, 1, 2, 5, 2, 3, 14, 14, 3, 4, 43, 67, 43, 4, 6, 124, 366, 366, 124, 6, 9, 352, 1840, 3569, 1840, 352, 9, 13, 1025, 9361, 33484, 33484, 9361, 1025, 13, 19, 2977, 47610, 305072, 545364, 305072, 47610, 2977, 19, 28, 8619, 242254, 2851047, 9128940, 9128940
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| 评论
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每0紧挨着0 4,每1紧挨着1 2,每2紧挨着2 1,每3紧挨着3 1,每4紧挨着4 1
表格开始
..1.....1.......2..........3............4...............6.................9
..1.....5......14.........43..........124.............352..............1025
..2....14......67........366.........1840............9361.............47610
..3....43.....366.......3569........33484..........305072...........2851047
..4...124....1840......33484.......545364.........9128940.........153043371
..6...352....9361.....305072......9128940.......273369257........8272253014
..9.1025…47610…2851047…153043371…8272253014…449467029436
.13..2977..242254...26590627...2556879780....248406422932....24420773475851
.19..8619.1234052..247746587..42705555374...7492663676120..1328293306974369
.28.24982.6286646.2305802120.714332556250.225895450875974.72207065980385107
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