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A222330型
二进制数组的数量,表示随机长度n 0..4数组后缘最大值的位置,该数组用零扩展并用1,1卷积。
1
2, 3, 4, 7, 11, 18, 29, 47, 76, 122, 197, 317, 511, 824, 1328, 2141, 3451, 5563, 8967, 14454, 23299, 37556, 60538, 97583, 157297, 253552, 408708, 658809, 1061954, 1711796, 2759296, 4447793, 7169533, 11556788, 18628738, 30028229, 48403415
抵消
1,1
评论
第4列,共列A222334号.
链接
配方奶粉
经验:a(n)=a(n-1)+a(n-3)+a。
经验公式:x*(2+x+x^2+x^3+x^4+x^5+x^6+x^7+x^8)/(1-x-x^3-x^5-x^7-x^9)-科林·巴克,2018年8月15日
例子
n=6的一些解决方案,一个扩展零点后接过滤位置:
..0....0....0....0....0....0....0....0....0....0....0....0....0....0....0....0
..0....0....0....0....0....0....0....0....0....0....0....0....0....0....0....0
..1....1....1....1....0....0....0....0....0....1....0....0....0....1....0....0
..0....0....0....0....1....0....0....0....0....0....1....0....1....0....1....0
..0....1....1....1....0....1....0....1....1....0....0....0....0....0....0....0
..0....0....0....0....0....0....0....0....0....1....0....0....1....0....0....1
..1....0....1....0....1....1....0....0....0....0....0....1....0....0....0....0
..0....1....0....0....0....0....0....0....1....0....1....0....0....0....0....0
交叉参考
关键词
非n
作者
R.H.哈丁2013年2月15日
状态
经核准的