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A233925 Number of (n+1)X(5+1) 0..4 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 8 and no adjacent elements equal 1
83290, 2325194, 73564176, 2644508910, 100717013560, 3988055755936, 161038431160850, 6580045857814054, 270517440197706674, 11161397147896311964, 461385151264150638384, 19093419236970007446276 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A233928
LINKS
EXAMPLE
Some solutions for n=1
..1..4..3..0..1..0....4..3..0..2..1..3....1..3..4..0..3..4....1..0..4..0..4..2
..0..1..4..2..4..3....0..1..2..4..0..4....2..0..3..1..0..2....4..1..2..1..2..4
CROSSREFS
Sequence in context: A201251 A235097 A125779 * A032752 A104928 A202933
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 17 2013
STATUS
approved

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Last modified June 22 08:05 EDT 2024. Contains 373566 sequences. (Running on oeis4.)