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A239856 Number of nX6 0..3 arrays with no element equal to zero plus the sum of elements to its left or zero plus the sum of elements above it or one plus the sum of the elements diagonally to its northwest or one plus the sum of the elements antidiagonally to its northeast, modulo 4 0
14, 63, 742, 3463, 19065, 176208, 1162638, 11924924, 111900643, 995175724, 11233529298, 96970528381, 981885908002, 9907031620412 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A239858

LINKS

Table of n, a(n) for n=1..14.

EXAMPLE

Some solutions for n=4

..2..3..3..2..3..3....3..2..2..2..3..2....3..2..3..3..2..3....3..2..3..2..3..2

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

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

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

CROSSREFS

Sequence in context: A229739 A221909 A229738 * A214483 A275179 A050396

Adjacent sequences:  A239853 A239854 A239855 * A239857 A239858 A239859

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 28 2014

STATUS

approved

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Last modified November 17 18:24 EST 2019. Contains 329241 sequences. (Running on oeis4.)