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A235823 Number of (n+1)X(3+1) 0..3 arrays with the difference of the upper median and minimum value of each 2X2 subblock in lexicographically nondecreasing order columnwise and nonincreasing rowwise 1
29902, 2623192, 207321076, 14397784435, 927626379839, 55289364866072, 3112236118041687, 166244206849724754, 8508471125500641715, 419299358482567595448, 20003897214743803270138, 927399724187482318211255 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 3 of A235824

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..78

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A183852 A274358 A235826 * A235581 A224612 A233946

Adjacent sequences:  A235820 A235821 A235822 * A235824 A235825 A235826

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 16 2014

STATUS

approved

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Last modified June 30 09:38 EDT 2022. Contains 354920 sequences. (Running on oeis4.)