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A180985号
数组T(n,k)=行和列按字典序非递减顺序排列的n X k个二进制矩阵的数目。
8
2, 3, 3, 4, 7, 4, 5, 14, 14, 5, 6, 25, 45, 25, 6, 7, 41, 130, 130, 41, 7, 8, 63, 336, 650, 336, 63, 8, 9, 92, 785, 2942, 2942, 785, 92, 9, 10, 129, 1682, 11819, 24520, 11819, 1682, 129, 10, 11, 175, 3351, 42305, 183010, 183010, 42305, 3351, 175, 11, 12, 231, 6280, 136564
抵消
1,1
评论
不同于“不平等数量{0,1}-矩阵大小为n X k,行和列的模排列“,2014年2月56日,从T(2,3)=14开始,而A241956型(2, 3) = 13. -M.F.哈斯勒,2022年4月27日
配方奶粉
T(n,k)=T(k,n)。T(1,k)=k+1。T(2,k)=A004006号(k+1)。T(3,k)=A184138号(k) -M.F.哈斯勒2022年4月27日
例子
表格开始:
..2...3.....4.......5.........6...........7.............8................9
..3...7....14......25........41..........63............92..............129
..4..14....45.....130.......336.........785..........1682.............3351
..5..25...130.....650......2942.......11819.........42305...........136564
..6..41...336....2942.....24520......183010.......1202234..........6979061
..7..63...785...11819....183010.....2625117......33345183........371484319
..8..92..1682...42305...1202234....33345183.....836488618......18470742266
..9.129..3351..136564...6979061...371484319...18470742266.....818230288201
.10.175..6280..402910..36211867..3651371519..358194085968...31887670171373
.11.231.11176.1099694.170079565.32017940222.6148026957098.1096628939510047
.
适用于3 X 3的所有解决方案:
..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0
..0..0..0....0..0..0....0..0..1....0..0..1....0..0..1....0..1..1....0..0..0
..0..0..1....0..1..1....0..1..0....0..0..1....0..1..1....0..1..1....1..1..1
.
..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..1....0..0..1
..0..0..1....0..1..1....0..0..1....0..1..1....0..1..1....0..1..0....0..1..0
..1..1..0....1..0..0....1..1..1....1..0..1....1..1..1....0..1..0....0..1..1
.
..0..0..1....0..0..1....0..0..1....0..0..1....0..0..1....0..0..1....0..0..1
..0..0..1....0..0..1....0..0..1....0..1..1....0..1..0....0..1..0....0..1..0
..0..1..0....0..0..1....0..1..1....0..1..1....1..0..0....1..1..0....1..0..1
.
..0..0..1....0..0..1....0..0..1....0..0..1....0..0..1....0..0..1....0..0..1
..0..1..0....0..0..1....0..1..1....0..1..1....0..0..1....0..1..1....0..1..1
..1..1..1....1..1..0....1..0..0....1..1..0....1..1..1....1..0..1....1..1..1
.
..0..0..0....0..0..1....0..0..1....0..0..1....0..1..1....0..1..1....0..1..1
..1..1..1....1..1..0....1..1..0....1..1..1....0..1..1....0..1..1....0..1..1
..1..1..1....1..1..0....1..1..1....1..1..1....0..1..1....1..0..0....1..0..1
...
..0..1..1....0..1..1....0..1..1....0..1..1....0..1..1....0..1..1....0..1..1
..0..1..1....1..0..0....1..0..0....1..0..0....1..0..1....1..0..1....1..0..1
..1..1..1....1..0..0....1..0..1....1..1..1....1..1..0....1..0..1....1..1..1
.
..0..1..1....1..1..1
..1..1..1....1..1..1
..1..1..1....1..1..1
黄体脂酮素
(PARI)A180985号(h,w,cnt=0)={local(A=矩阵(h,w),z(r,c)=!while(r<h,A[r++,c]=A[r,c-1]||return));while(cnt++,对于(r=1,h,对于(c=1,w,A[r,c]&&next;A[r,c]=1;while(c>1&&z(r,c),c-);while(c>1,A[r,c-]=0);while(r>1,A[r-,]=A[r+1,]);next(3)));break);cnt}\\M.F.哈斯勒2022年4月27日
交叉参考
囊性纤维变性。A089006号(对角线)。
囊性纤维变性。A004006号(第2行和第2列),A184138号(第3行和第3列)。
囊性纤维变性。A241956型(相似但不同)。
关键词
非n,
作者
R.H.哈丁2010年9月30日
状态
经核准的