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A035895号 |
| 金刚石结构D^+_38的配位顺序。(由l_1范数定义的边=1。) |
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1
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1, 0, 2888, 0, 1392016, 0, 269493720, 0, 28142347040, 0, 1846012202088, 0, 83558656596144, 0, 2782948528883448, 0, 71467464065517120, 0, 1466676453767667080, 137438953472, 24743400982621475792
(列表;图表;参考;听;历史;文本;内部格式)
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抵消
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0,3
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链接
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J.H.Conway和N.J.A.Sloane,《低维格VII:协调序列》,Proc。伦敦皇家学会,A453(1997),2369-2389(pdf格式).
Joan Serra-Sagrista,l_1范数中格点的计数,信息处理。莱特。76 (1-2) (2000) 39-44.
常系数线性递归的索引项,签名(0, 38, 0, -703, 0, 8436, 0, -73815, 0, 501942, 0, -2760681, 0, 12620256, 0, -48903492, 0, 163011640, 0, -472733756, 0, 1203322288, 0, -2707475148, 0, 5414950296, 0, -9669554100, 0, 15471286560, 0, -22239974430, 0, 28781143380, 0, -33578000610, 0, 35345263800, 0, -33578000610, 0, 28781143380, 0, -22239974430, 0, 15471286560, 0, -9669554100, 0, 5414950296, 0, -2707475148, 0, 1203322288, 0, -472733756, 0, 163011640, 0, -48903492, 0, 12620256, 0, -2760681, 0, 501942, 0, -73815, 0, 8436, 0, -703, 0, 38, 0, -1).
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MAPLE公司
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f:=过程(m)局部k,t1;t1:=2^(n-1)*二项式((n+2*m)/2-1,n-1);如果m mod 2=0,则t1:=t1+加(2^k*二项式(n,k)*二项法(m-1,k-1),k=0..n);fi;t1;结束;其中n=38。
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交叉参考
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关键词
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非n
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作者
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Joan Serra-Sagrista(jserra(AT)ccd.uab.es)
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扩展
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状态
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经核准的
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