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A210264 Number of (n+1)X6 0..3 arrays containing all values 0..3 with every 2X2 subblock having three distinct values, and new values 0..3 introduced in row major order 1
42520, 13233079, 3885183814, 1137801615818, 332946143914838, 97427021073113618, 28508853879455964312, 8342193957083521350330, 2441072766493238740821372, 714300863819734626424099882 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A210267

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A237312 A217164 A062694 * A251245 A187959 A253521

Adjacent sequences:  A210261 A210262 A210263 * A210265 A210266 A210267

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 19 2012

STATUS

approved

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Last modified August 23 11:54 EDT 2019. Contains 326222 sequences. (Running on oeis4.)