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A183850 Number of (n+1)X6 0..3 arrays with each element of every 2X2 subblock being the sum mod 4 of two others 1
3117, 31767, 310856, 3608259, 40482339, 515409762, 6355114021, 84948077733, 1105084856456, 15097065676125, 202145260814529, 2788105721299106, 37932546061923769, 525522558282998873, 7216077958334209878 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A183854

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..200

EXAMPLE

Some solutions for 3X6

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

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

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

CROSSREFS

Sequence in context: A343373 A238513 A269324 * A002433 A107535 A181285

Adjacent sequences:  A183847 A183848 A183849 * A183851 A183852 A183853

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 07 2011

STATUS

approved

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Last modified July 6 05:39 EDT 2022. Contains 355108 sequences. (Running on oeis4.)