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A210306 Number of (n+1)X6 0..3 arrays containing all values 0..3 with every 2X2 subblock having one or three distinct values, and new values 0..3 introduced in row major order 1
45890, 14976529, 4628067519, 1424160340819, 437971830335043, 134683159775208043, 41416867662718913763, 12736232784299293881403, 3916559143469508559155251, 1204393458499346150807758187 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A210309

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A031841 A031635 A159725 * A223368 A061405 A061529

Adjacent sequences:  A210303 A210304 A210305 * A210307 A210308 A210309

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 19 2012

STATUS

approved

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Last modified September 21 12:54 EDT 2021. Contains 347598 sequences. (Running on oeis4.)