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评论
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卷曲了A078008号签署(A151575号) [1, 0, 2, -2, 6, -10, 22, -42, 86, -170, ...]
等于牙签序列A153006号: (1, 3, 6, 9, 13, 20, 28, ...). (结束)
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例子
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可以写为三角形:
1;
三;
4,5;
5,10,12,9;
5,10,13,15,20,32,32,17;
5,10,13,15,20,32,33,23,20,33,41,50,72,96,80,33;
5,10,13,15,20,32,33,23,20,33,41,50,72,96,81,39,20,33,41,50,72,97,89,66,73,...
(结束)
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