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A237086 Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the upper median plus the lower median minus the minimum of every 2X2 subblock equal 1
12590, 84918, 578486, 4428988, 33954418, 276471206, 2256243854, 19251013930, 165074810168, 1468740268436, 13161280053954, 121599949303298, 1132235777391162, 10800030059966268, 103748583593898998 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A237090

LINKS

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

EXAMPLE

Some solutions for n=2

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

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

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

CROSSREFS

Sequence in context: A205587 A235103 A216990 * A190109 A272516 A246231

Adjacent sequences:  A237083 A237084 A237085 * A237087 A237088 A237089

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 03 2014

STATUS

approved

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Last modified September 26 04:44 EDT 2020. Contains 337346 sequences. (Running on oeis4.)