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URL: https://oeis.org/A203251

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A203251
Number of nX4 0..3 arrays with the counts of all possible adjacent horizontal and vertical pair sum values being within one of each other.
0
116, 776, 18440, 753168, 50071584
OFFSET
1,1
COMMENTS
Column 4 of A203252
EXAMPLE
Some solutions for n=3
..3..0..0..0....0..0..0..0....3..3..3..1....3..2..2..3....1..1..0..0
..2..1..1..1....2..1..1..1....0..2..0..0....3..1..0..3....0..3..3..2
..3..3..3..1....3..3..3..2....0..2..3..1....2..0..0..3....0..3..2..2
CROSSREFS
Sequence in context: A184069 A096925 A097231 * A238924 A076044 A241941
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 30 2011
STATUS
approved