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(来自的问候整数序列在线百科全书!)
A231463型 T(n,k)=(n+1)X(k+1)0..3数组的个数,没有元素不等于其水平、对角线和反对角线邻域的绝大多数,值0..3按行的主要顺序引入 12
3, 7, 4, 14, 8, 7, 33, 38, 15, 12, 78, 90, 100, 20, 24, 197, 363, 311, 272, 32, 48, 531, 1163, 1709, 1096, 741, 56, 103, 1471, 4151, 7973, 8426, 4138, 2093, 111, 222, 4350, 16054, 37494, 57426, 42229, 16384, 6036, 230, 493, 13011, 57977, 207123, 367803, 425678 (列表;桌子;图表;参考文献;;历史;文本;内部格式)
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表格开始
....3....7.....14......33.......78.......197.......531......1471.......4350
....4....8.....38......90......363......1163......4151.....16054......57977
....7...15....100.....311.....1709......7973.....37494....207123....1039577
...12...20....272....1096.....8426.....57426....367803...2845485...20018093
...24...32....741....4138....42229....425678...3759661..40527272..407446601
...48...56...2093...16384...229889...3306466..41018349.609662051.8698312947
..103..111...6036...67189..1275119..26262415.459675854
..222..230..17569..280852..7279729.212142656
..493..501..51839.1195147.42382102
.1100.1108.154480.5145988
链接
配方奶粉
k列的经验值:
k=1:a(n)=3*a(n-1)+a(n-2)-7*a(n-3)+a
k=2:a(n)=3*a(n-1)+a(n-2)-7*a
k=3:[顺序32]
k=4:对于n>55,[订单52]
第n行的经验值:
n=1:[顺序10]
n=2:[订单41]
例子
n=5k=4的一些解
..0..0..0..1..1....0..0..1..1..1....0..1..1..1..0....0..0..1..1..1
..0..0..0..1..1....0..0..0..1..1....0..0..1..0..1....0..0..0..1..1
..0..0..0..0..1....0..0..2..2..2....0..0..0..1..0....0..0..0..0..0
..1..1..1..1..0....2..2..2..2..2....1..1..1..0..0....2..2..0..0..0
..1..1..1..0..0....2..2..2..3..3....1..1..0..0..0....2..2..2..3..3
..1..1..0..0..0....3..3..3..3..3....0..0..1..1..1....2..2..3..3..3
交叉参考
关键词
非n,
作者
R.H.哈丁2013年11月9日
状态
经核准的

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