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A236817 Number of (n+1)X(6+1) 0..2 arrays with the maximum plus the lower median minus the minimum of every 2X2 subblock equal 1
75330, 2680296, 93804194, 3697318630, 148094642882, 6170884344818, 259816398739966, 11090011526062542, 475457221064885488, 20483884435658990820, 883930999716111736189, 38212383959188397824118 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A236819

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..142

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A182393 A347848 A204360 * A140940 A204865 A323025

Adjacent sequences: A236814 A236815 A236816 * A236818 A236819 A236820

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 31 2014

STATUS

approved

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Last modified March 30 07:09 EDT 2023. Contains 361606 sequences. (Running on oeis4.)