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A104717号
整数重排中的第一项(请参阅注释)。
1, 2, 3, 4, 1, 5, 6, 7, 1, 2, 8, 9, 1, 10, 3, 11, 1, 2, 12, 13, 1, 4, 14, 15, 1, 2, 16, 3, 1, 5, 17, 18, 1, 2, 19, 6, 1, 20, 4, 3, 1, 2, 21, 22, 1, 7, 23, 24, 1, 2, 25, 5, 1, 3, 8, 26, 1, 2, 4, 27, 1, 28, 9, 29, 1, 2, 3, 6, 1, 30, 31, 10, 1, 2, 32, 4, 1, 5, 3, 33, 1, 2, 34, 7, 1, 11, 35, 36, 1, 2
抵消
1,2
评论
以自然数的序列为例:
s0=1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,
将第一个项s(1)=1向右移动到3*1=3位:
s1=2,3,4,1,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,
将第一项s(1)=2向右移动3*2=6位:
s2={3,4,1,5,6,7,2,8,9,10,11,12,13,14,15,16,17,18,19,20,
重复我们依次得到的过程:
s3={4,1,5,6,7,2,8,9,10,3,11,12,13,14,15,16,17,18,19,20,
s4={1,5,6,7,2,8,9,10,3,11,12,13,4,14,15,16,17,18,19,20,
s5={5,6,7,1,2,8,9,10,3,11,12,13,4,14,15,16,17,18,19,20,
s6={6,7,1,2,8,9,10,3,11,12,13,4,14,15,16,5,17,18,19,20,
s7={7,1,2,8,9,10,3,11,12,13,4,14,15,16,5,17,18,19,6,20,
........................................................................
s100=1,5,39,3,2,40,13,41,42,4,43,9,14,7,44,45,46,6,15,47,10,48,49,16,8,50,
51,52,11,17,53,54,55,18,56,12,57,58,19,59,60,61,20,62,63,64,21,65,66,67,22,
68,69,70,23,71,72,73,24,74,75,76,25,77,78,79,26,80,81,82,27,83,84,85,28,86,
87,88,29,89,90,91,30,92,93,94,31,95,96,97,32,98,99,100,33,101,102,103,34,
104,105,106,35,107,108,109,36,110,111,112,37,113,114,115,38,116,117,
序列A104717号给出了重排s0、s1、s2…中的第一项,。。。,s100.参见。A104705号,A104706号
数学
s=范围[200];bb={1};Do[s=Drop[插入[s,s[[1]],2+3 s[[1]]],1];bb=附加[bb,s[[1]],{i,100}];英国广播公司
关键字
容易的,非n
作者
扎克·塞多夫2005年3月20日
状态
经核准的

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上次修改时间:美国东部夏令时2024年9月21日07:45。包含376083个序列。(在oeis4上运行。)