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A236040
Number of (n+1)X(4+1) 0..3 arrays colored with the difference of the upper median and the lower median in each 2X2 subblock
1
218568, 12435076, 674450852, 38512116748, 2269448820024, 132756133588092, 7731013027050748, 450965491862822024, 26330983920126345760, 1537037930666413965508, 89707456853270973776008
OFFSET
1,1
COMMENTS
Column 4 of A236041
LINKS
EXAMPLE
Some solutions for n=1
..2..2..1..0..1....0..0..2..0..3....0..0..3..1..0....0..1..0..2..1
..0..3..1..2..0....0..3..0..0..1....1..3..3..0..0....1..2..2..2..0
CROSSREFS
Sequence in context: A205907 A157377 A090873 * A251480 A072189 A187865
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 18 2014
STATUS
approved