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A237908 Number of (n+1)X(4+1) 0..3 arrays with the maximum minus the upper median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one 1
88544, 3324618, 117244060, 4562312788, 184156121060, 7708485009320, 311133242528216, 12673056415040032, 519152686473835508, 21680229118519125054, 883096918790980477092, 36024322653099894275432 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 4 of A237911
LINKS
EXAMPLE
Some solutions for n=1
..0..1..2..0..1....1..1..1..3..3....2..3..0..1..0....3..2..3..0..1
..3..2..1..0..3....3..2..2..2..0....3..2..2..2..3....3..0..1..0..0
CROSSREFS
Sequence in context: A190382 A068536 A183728 * A233937 A022201 A345566
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 15 2014
STATUS
approved

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Last modified June 14 08:50 EDT 2024. Contains 373393 sequences. (Running on oeis4.)