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(来自的问候整数序列在线百科全书!)
A183944号 T(n,k)=n个数x(i)在-k.k中的字符串数,x(i 9
1, 1, 1, 1, 1, 3, 1, 1, 5, 7, 1, 1, 7, 15, 21, 1, 1, 9, 21, 81, 45, 1, 1, 11, 33, 169, 237, 121, 1, 1, 13, 39, 321, 635, 1015, 261, 1, 1, 15, 51, 497, 1411, 3803, 3891, 723, 1, 1, 17, 57, 761, 2343, 10613, 19013, 16171, 1723, 1, 1, 19, 69, 1033, 4411, 22881, 70449, 115755 (列表;桌子;图表;参考;;历史;文本;内部格式)
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表格开始
....1.....1......1.......1........1........1.........1.........1.........1
....1.....1......1.......1........1........1.........1.........1.........1
....3.....5......7.......9.......11.......13........15........17........19
....7....15.....21......33.......39.......51........57........69........83
...21....81....169.....321......497......761......1033......1417......1793
...45...237....635....1411.....2343.....4411......6259......9335.....13041
..121..1015...3803...10613....22881....47675.....80851....135793....212037
..261..3891..19013...70449...177535...442337....844829...1639099...2802831
..723.16171.115755..534153..1682939..4838487..10894795..23586625..45371761
.1723.66237.642065.3908739.14821961.50772785.130817901.323498939.691606851
链接
例子
n=5k=4的一些解
..3...-4....4...-1...-2....3...-4...-2...-3....2...-1...-2...-1....1...-1....0
.-1....3....0....4....0....0....0...-3....1....1....2....4...-1....4....3....0
.-2....4...-1....2....4....1...-3....4....2...-4....2....2....1...-1....1....1
.-1....1....0...-4....0...-3....4....2....1...-1...-2....0....0....0...-2....0
..1...-4...-3...-1...-2...-1....3...-1...-1....2...-1...-4....1...-4...-1...-1
交叉参考
关键词
非n,
作者
R.H.哈丁2011年1月8日
状态
经核准的

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上次修改时间:2024年4月27日17:47 EDT。包含372020个序列。(在oeis4上运行。)