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(来自的问候整数序列在线百科全书!)
A303682型 T(n,k)=n X k 0..1个数组的数量,每个元素不等于0、1或3个主移动相邻元素,左上角元素为零。 7
1, 2, 2, 3, 5, 3, 5, 7, 7, 5, 8, 17, 9, 17, 8, 13, 31, 15, 15, 31, 13, 21, 49, 25, 28, 25, 49, 21, 34, 103, 39, 44, 44, 39, 103, 34, 55, 193, 57, 64, 76, 64, 57, 193, 55, 89, 327, 87, 90, 110, 110, 90, 87, 327, 89, 144, 641, 137, 132, 150, 177, 150, 132, 137, 641, 144, 233, 1207 (列表桌子图表参考历史文本内部格式)
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1,2
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表格开始
..1...2...3...5...8..13..21...34...55...89..144..233..377..610...987..1597
..2...5...7..17..31..49.103..193..327..641.1207.2129.4039.7585.13687.25585
..3...7...9..15..25..39..57...87..137..215..329..503..777.1207..1865..2871
..5..17..15..28..44..64..90..132..204..312..466..688.1024.1540..2318..3472
..8..31..25..44..76.110.150..212..306..458..684.1006.1462.2132..3122..4586
.13..49..39..64.110.177.245..335..467..657..949.1391.2035.2937..4221..6079
.21.103..57..90.150.245.367..509..697..957.1311.1851.2671.3869..5547..7907
34.193..87.132.212.335.509..774.1086.1478.1984.2674.3730.5314..7588.10760
.55.327.137.204.306.467.697.1086.1684.2354.3144.4174.5578.7696.10808.15232
链接
配方奶粉
k列的经验值:
k=1:a(n)=a(n-1)+a(n-2)
k=2:a(n)=a(n-1)+4*a(n-3)-2*a(n-4)对于n>5
k=3:a(n)=a(n-1)+2*a(n-4),对于n>5
k=4:当n>8时,a(n)=a(n-1)+a(n-4)+a(n-5)
k=5:a(n)=a(n-1)+a(n-4)+a
k=6:当n>12时,a(n)=a(n-1)+a(n-4)+a(n-7)
k=7:a(n)=a(n-1)+a(n-4)+a(n-8)(n>14)
例子
n=5,k=4的一些解
..0..0..0..0. .0..0..0..0. .0..1..1..0. .0..1..1..1. .0..0..1..1
..0..0..0..0. .0..0..0..0. .1..1..1..1. .1..1..1..1. .0..1..1..1
..0..0..0..0. .0..0..0..0. .1..1..1..1. .1..1..1..1. .1..1..1..1
..1..0..0..0. .0..0..0..0. .1..1..1..1. .1..1..1..1. .1..1..1..1
..1..1..0..0. .0..0..0..0. .1..1..1..1. .0..1..1..0. .0..1..1..0
交叉参考
第1列是A000045号(n+1)。
第3列为A052952号(n+4)对于n>1。
关键词
非n,
作者
R.H.哈丁,2018年4月28日
状态
经核准的

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上次修改时间:2024年4月19日07:11 EDT。包含371782个序列。(在oeis4上运行。)