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A238060 Number of (n+1)X(3+1) 0..3 arrays with the maximum plus the lower median minus the upper median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one 1
14429, 373572, 9814274, 262520800, 6977336094, 184559576240, 4896168992178, 130300801140848, 3460857040227988, 91752190849368036, 2436945806893773614, 64734113272662248736, 1719213625840543673114, 45616366483261333652780 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 3 of A238063

LINKS

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

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A234487 A234977 A250960 * A210050 A203815 A076165

Adjacent sequences:  A238057 A238058 A238059 * A238061 A238062 A238063

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 17 2014

STATUS

approved

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Last modified August 10 13:12 EDT 2022. Contains 356039 sequences. (Running on oeis4.)