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A236976
Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the upper median minus the minimum of every 2X2 subblock equal
1
31008, 635960, 11850502, 255242808, 5254828598, 114693934002, 2439448423018, 53441614415488, 1152443005857246, 25269245393970820, 548706466507623764, 12032862619479024318, 262296231189706902516, 5751944328826780780568
OFFSET
1,1
COMMENTS
Column 4 of A236979
LINKS
EXAMPLE
Some solutions for n=1
..1..2..2..1..3....0..3..3..1..3....2..3..2..2..2....1..0..1..1..1
..2..1..2..1..1....2..1..3..1..3....3..2..1..0..2....1..2..0..2..2
CROSSREFS
Sequence in context: A185802 A102328 A157111 * A143162 A256747 A090059
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 02 2014
STATUS
approved