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A236088 Number of (n+1)X(n+1) 0..2 arrays colored with the difference of the maximum and the upper median in each 2X2 subblock 0
81, 1960, 78302, 4906388, 876962762, 404990187828, 487839385660628, 1395634477415944240, 10234114012551091461068 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Diagonal of A236096

LINKS

Table of n, a(n) for n=1..9.

EXAMPLE

Some solutions for n=3

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

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

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

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

CROSSREFS

Sequence in context: A224376 A237957 A238038 * A253448 A205978 A037211

Adjacent sequences:  A236085 A236086 A236087 * A236089 A236090 A236091

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 19 2014

STATUS

approved

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Last modified January 18 19:50 EST 2020. Contains 331030 sequences. (Running on oeis4.)