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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 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A203252

LINKS

Table of n, a(n) for n=1..5.

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

Adjacent sequences:  A203248 A203249 A203250 * A203252 A203253 A203254

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 30 2011

STATUS

approved

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Last modified June 1 09:53 EDT 2020. Contains 334762 sequences. (Running on oeis4.)