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Search: a200902 -id:a200902
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Number of nX1 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other
+10
2
6, 15, 33, 46, 44, 20, 214, 1055, 3020, 5124, 4965, 2136, 27564, 156000, 491176, 899572, 909040, 394760, 5486260, 32803375, 107532655, 203115730, 209292900, 91748000, 1319324175, 8093115065, 27032377190, 51739373280, 53721457020
OFFSET
1,1
COMMENTS
Column 1 of A200902
LINKS
EXAMPLE
Some solutions for n=3
..0....3....1....1....2....0....3....0....2....1....2....0....0....1....0....1
..1....4....5....3....4....4....5....3....3....3....5....3....4....4....1....2
..2....5....4....5....5....5....4....4....5....4....4....2....3....5....3....3
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 23 2011
STATUS
approved
Number of nX2 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other
+10
1
15, 30, 13, 649, 3247, 1483, 84463, 395138, 147370, 10892006, 61376744, 26060323, 1860718688, 9722469665, 3689916515, 298977508446, 1746612244800, 731620635705, 56300135952299, 307084986199367, 118048036603381
OFFSET
1,1
COMMENTS
Column 2 of A200902
LINKS
EXAMPLE
Some solutions for n=3
..0..1....0..2....0..3....0..1....0..2....0..3....0..3....0..2....0..1....0..3
..2..3....1..4....1..4....2..5....1..5....2..4....2..5....1..3....3..5....1..5
..4..5....3..5....2..5....3..4....3..4....1..5....1..4....4..5....2..4....2..4
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 23 2011
STATUS
approved
Number of n X n 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other.
+10
0
6, 30, 1848, 352339, 218373106
OFFSET
1,1
COMMENTS
Diagonal of A200902.
EXAMPLE
Some solutions for n=3:
..0..1..2....0..3..2....0..2..1....0..0..2....0..3..2....0..2..3....0..3..2
..0..4..4....0..3..4....0..5..5....1..3..4....1..5..4....2..4..3....1..5..5
..3..5..5....1..5..5....1..4..3....1..5..5....2..4..3....1..4..5....1..4..4
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 23 2011
STATUS
approved
Number of nX3 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other
+10
0
33, 13, 1848, 1329, 219302, 142698, 28966191, 19687441, 4250955750, 2868249876, 653092745412, 444880771844, 102659474241588, 68568844067091
OFFSET
1,1
COMMENTS
Column 3 of A200902
EXAMPLE
Some solutions for n=4
..0..2..2....0..0..2....0..0..1....0..0..4....0..0..2....0..0..3....0..2..4
..0..4..3....1..3..4....2..3..3....1..2..4....1..4..3....1..1..3....0..2..4
..1..3..4....1..5..4....1..2..4....1..2..5....1..5..3....4..5..5....1..3..5
..1..5..5....2..3..5....4..5..5....3..3..5....2..5..4....2..2..4....1..3..5
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 23 2011
STATUS
approved
Number of nX4 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other
+10
0
46, 649, 1329, 352339, 8982755, 18172239, 6469118415, 184228587259, 391072885802
OFFSET
1,1
COMMENTS
Column 4 of A200902
EXAMPLE
Some solutions for n=3
..0..0..2..1....0..0..1..2....0..0..2..1....0..0..1..1....0..2..1..1
..1..3..5..5....1..3..3..4....2..4..5..4....2..2..5..3....0..3..2..5
..2..3..4..4....2..5..5..4....1..3..5..3....3..5..4..4....3..4..4..5
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 23 2011
STATUS
approved
Number of nX5 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other
+10
0
44, 3247, 219302, 8982755, 218373106, 2162004143, 784706456797
OFFSET
1,1
COMMENTS
Column 5 of A200902
EXAMPLE
Some solutions for n=3
..0..0..0..3..2....0..0..2..1..3....0..0..0..3..3....0..0..0..2..3
..1..2..2..5..3....0..2..4..3..4....1..1..4..4..5....1..1..2..5..3
..1..4..5..4..4....1..3..5..4..5....2..2..5..5..4....2..5..4..4..4
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 23 2011
STATUS
approved
Number of nX6 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other
+10
0
20, 1483, 142698, 18172239, 2162004143
OFFSET
1,1
COMMENTS
Column 6 of A200902
EXAMPLE
Some solutions for n=3
..0..0..1..3..1..2....0..0..0..1..1..2....0..0..0..1..2..1....0..0..0..1..2..1
..0..2..3..3..2..5....2..2..3..3..4..4....1..3..2..4..4..5....2..2..5..3..4..5
..1..5..4..4..4..5....1..5..3..5..5..4....2..4..3..3..5..5....1..3..3..5..4..4
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 23 2011
STATUS
approved
Number of nX7 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other
+10
0
214, 84463, 28966191, 6469118415, 784706456797
OFFSET
1,1
COMMENTS
Column 7 of A200902
EXAMPLE
Some solutions for n=2
..0..1..2..3..2..3..4....0..0..0..2..3..2..2....0..0..3..1..1..3..3
..0..1..5..4..4..5..5....1..1..3..5..5..4..4....2..2..5..5..4..4..5
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 23 2011
STATUS
approved

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