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A238077 Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one 1
59772, 1191324, 19616408, 336372000, 6222330452, 119781203860, 2220366275092, 40590407292556, 760523734925120, 14540553425940596, 270610531881145908, 4981197409959203592, 93358956752609946032, 1773802591748381975996 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A238081

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=1

..2..3..0..0..3....1..1..3..0..1....3..0..0..1..3....0..1..2..3..0

..3..1..2..0..0....0..3..2..2..0....3..2..1..3..3....0..2..2..1..2

CROSSREFS

Sequence in context: A104919 A135325 A031685 * A043635 A106774 A189985

Adjacent sequences:  A238074 A238075 A238076 * A238078 A238079 A238080

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 17 2014

STATUS

approved

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Last modified April 1 09:56 EDT 2020. Contains 333159 sequences. (Running on oeis4.)