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(来自的问候整数序列在线百科全书!)
248537英镑 T(n,k)=长度为n+3 0..k的数组的数量,其中每四个连续项的某些三个元素的总和等于第四个元素的三倍 12
2, 15, 2, 52, 15, 2, 101, 52, 15, 2, 198, 113, 52, 15, 2, 331, 246, 125, 52, 15, 2, 512, 427, 306, 137, 52, 15, 2, 753, 704, 555, 378, 149, 52, 15, 2, 1066, 1113, 992, 715, 462, 173, 52, 15, 2, 1439, 1654, 1673, 1412, 907, 594, 197, 52, 15, 2, 1908, 2279, 2606, 2535 (列表;桌子;图表;参考;;历史;文本;内部格式)
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表格开始
.2.15.52.101..198..331...512...753..1066...1439...1908...2461...3110...3867
.2.15.52.113..246..427...704..1113..1654...2279...3072...4045...5210...6555
.2.15.52.125..306..555...992..1673..2606...3663...5024...6777...8914..11379
.2.15.52.137..378..715..1412..2535..4142...5939...8300..11457..15402..19957
.2.15.52.149..462..907..2000..3827..6566...9607..13716..19361..26626..35005
.2.15.52.173..594.1219..2960..6069.10858..16099..23300..33707..47400..63085
.2.15.52.197..762.1635..4424..9681.18006..27031..39712..58889..84802.114305
.2.15.52.221..972.2167..6644.15501.29942..45525..67962.103197.152200.207761
.2.15.52.245.1230.2827..9968.24809.49734..76655.116444.180901.273222.377713
.2.15.52.293.1620.3895.15356.40799.84502.131445.201650.321447.496814.694263
链接
配方奶粉
k列的经验值:
k=1:a(n)=a(n-1)
k=2:a(n)=a(n-1)
k=3:a(n)=a(n-1)
k=4:a(n)=a(n-1)+2*a(n-4)-2*a(n-5)
k=5:[顺序17]
k=6:[顺序17]
k=7:[顺序25]
第n行的经验值:
n=1:a(n)=2*a(n-1)-a(n-3)-a;也是一个三次多项式加上一个周期为6的常数拟多项式
n=2:[阶28;也是三次多项式加上周期为360的线性拟多项式]
例子
n=6 k=4的一些解
..1….4….1….4….0….3….4….0….4….4….4….2….0….1….4….2
..2....1....1....2....3....1....2....3....1....3....3....3....1....2....2....3
..0....2....2....1....2....2....3....3....3....3....3....0....1....1....1....3
..1....1....4....1....3....1....0....2....0....2....2....3....2....4....1....0
..1....4....1....0....4....4....3....0....0....4....0....2....0....1....4....2
..2....1....1....2....3....1....2....3....1....3....3....3....1....2....2....3
..0....2....2....1....2....2....3....3....3....3....3....4....1....1....1....3
..1....1....0....1....3....1....4....2....0....2....2....3....2....4....1....0
..1....0....1....4....0....4....3....0....0....4....4....2....4....1....4....2
交叉参考
关键词
非n,
作者
R.H.哈丁2014年10月8日
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最后修改时间:美国东部时间2024年4月25日11:39。包含371969个序列。(在oeis4上运行。)