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A196703型 |
| nX4 0..4数组的数量,其中每个元素x等于其水平和垂直邻接数等于3,1,0,4,2,x=0,1,2,3,4 |
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1
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6, 136, 1366, 16676, 193326, 2264381, 26495227, 310276380, 3632827590, 42527506151, 497870194993, 5828719769741, 68238349389070, 798880050071593, 9352648440980667, 109493443755493253, 1281863203314446240
(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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1,1
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评论
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每个0紧邻0 3,每个1紧邻1 1,每个2紧邻2 0,每个3紧邻3 4,每个4紧邻4 2
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链接
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配方奶粉
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经验:a(n)=3*a(n-1)+44*a(n-2)+418*a(n3)+2123*a(-n4)+9666*a(v-5)+17867*a(6-6)-31103*a 15)-540648165*a(n-16)-490445197*a(n-17)+298496144*a(-n18)+581581325*a(n19)-791636376*a(7-20)-6650364072*a(n-21)+7765218732*a 6858803(n-33)+12100326294111(n-34)-294155694638(n-35)-5301314787748*a(n-36)-521040003542*a(n-37)-2211986829512*a(n-38)-684539722837*a(n-39)-11363446274967*a(n-40)+15750252315140*a(n-41)-2531664165706*a(n-42)-4802852996620*a(n-43)+1852490396959*a(n-44)-9899802947654*a(n-45)+9044730601964*a(n-46)+11636031611457*a(n-47)-4283599340178*a(n-48)+9289438091383*a(n-49)-13032765921092*a(n-50)-682704863422*a(n-51)+5970500374922*a a(n-62)+18236259246*a(n-63)+38945802085*a(-n64)-4280014106*a(n-65)+4341538315*a(n-66)+11264153476*a(n-67)+8779125376*a*a(n-79)-542833*a(n-80)-6802*a对于n>87
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例子
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n=5的一些解
..0..0..0..2....0..0..2..0....0..0..0..0....0..0..2..0....0..1..0..2
..0..0..0..0....2..2..1..1....2..0..0..2....0..2..1..1....0..1..0..0
..1..1..2..1....0..0..0..0....1..1..2..1....0..2..0..0....0..0..1..1
..0..0..0..1....0..0..0..1....0..2..0..1....0..2..1..1....1..0..0..0
..0..0..0..0....0..0..2..1....1..1..0..0....2..0..2..0....1..0..1..1
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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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状态
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经核准的
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