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A214138 Number of 0..4 colorings on an nX6 array circular in the 6 direction with new values 0..4 introduced in row major order 1
40, 40434, 47730973, 56449101747, 66761857485037, 78958797573536880, 93384051705843287887, 110444707138200962659230, 130622232997959101383691845, 154486060939324697852637264771 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A214141

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..154

FORMULA

Empirical: a(n) = 1343*a(n-1) -193139*a(n-2) +4182587*a(n-3) +13484773*a(n-4) -1046489341*a(n-5) +9211083518*a(n-6) -31222203012*a(n-7) +47496470136*a(n-8) -30991236576*a(n-9) +6534899712*a(n-10)

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Sequence in context: A205158 A205307 A185194 * A239168 A167061 A283664

Adjacent sequences:  A214135 A214136 A214137 * A214139 A214140 A214141

KEYWORD

nonn

AUTHOR

R. H. Hardin Jul 05 2012

STATUS

approved

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Last modified September 19 05:33 EDT 2020. Contains 337176 sequences. (Running on oeis4.)