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A208350 Number of nX5 0..3 arrays with new values 0..3 introduced in row major order and no element equal to any knight-move neighbor (colorings ignoring permutations of colors) 1
51, 7780, 153237, 4773885, 191586797, 8045978096, 340596199800, 14513602070899, 621231491393354, 26619820042892506, 1141266433540198765, 48945495491297801080, 2099487944721769270814, 90063058254133100176716 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A208353

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..29

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Sequence in context: A093251 A184282 A232278 * A232452 A206395 A160475

Adjacent sequences:  A208347 A208348 A208349 * A208351 A208352 A208353

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 25 2012

STATUS

approved

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Last modified January 24 22:45 EST 2022. Contains 350565 sequences. (Running on oeis4.)