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A233713 Number of (n+1)X(4+1) 0..4 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 14 1
9100, 103152, 1291820, 18407992, 265416076, 3941219232, 58415215048, 873119150720, 13022224846292, 194807536465768, 2910325468587984, 43537131229652100, 650766441357596504, 9734330945099704384 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A233717

LINKS

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

EXAMPLE

Some solutions for n=2

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

..2..4..2..3..1....4..3..0..3..0....0..3..3..1..3....2..4..2..3..1

..2..1..2..0..0....4..1..1..1..0....0..1..0..1..4....2..1..2..0..1

CROSSREFS

Sequence in context: A097209 A015298 A157619 * A174983 A184381 A251376

Adjacent sequences:  A233710 A233711 A233712 * A233714 A233715 A233716

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 15 2013

STATUS

approved

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Last modified July 21 00:39 EDT 2019. Contains 325189 sequences. (Running on oeis4.)