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A238143 Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the lower median minus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one 1
94458, 3817216, 160133604, 6863396252, 292335443616, 12430740302096, 529306438594610, 22541568260503428, 959479531581877652, 40849286077190837310, 1739380607057160297494, 74053634588756994371164 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 4 of A238145
LINKS
EXAMPLE
Some solutions for n=1
..0..1..1..0..0....2..1..0..0..1....3..1..2..2..0....1..2..0..1..1
..2..0..0..2..3....2..2..3..3..3....2..2..2..2..1....3..3..3..2..3
CROSSREFS
Sequence in context: A204473 A031675 A254977 * A110845 A348021 A248067
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 18 2014
STATUS
approved

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Last modified July 14 05:06 EDT 2024. Contains 374291 sequences. (Running on oeis4.)