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A236252 Number of (n+1)X(2+1) 0..3 arrays colored with the maximum plus the upper median plus the lower median of every 2X2 subblock 1
3208, 103364, 3307762, 107457398, 3483281438, 112721511432, 3649163332072, 118181547860408, 3826764790922336, 123905733091963272, 4012061137579007982, 129911986254800134186, 4206545167113714778518, 136207543548570059061308 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 2 of A236254

LINKS

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

EXAMPLE

Some solutions for n=2

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

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

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

CROSSREFS

Sequence in context: A171350 A251396 A054036 * A232262 A048255 A303995

Adjacent sequences:  A236249 A236250 A236251 * A236253 A236254 A236255

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 21 2014

STATUS

approved

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Last modified June 16 14:16 EDT 2021. Contains 345057 sequences. (Running on oeis4.)