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A205606 Number of (n+1)X6 0..3 arrays with every 2X2 subblock having the same number of equal edges as its horizontal neighbors and a different number from its vertical neighbors, and new values 0..3 introduced in row major order 1
16955, 946066, 57807612, 3504441046, 219511132715, 13403364530330, 833667153942097, 51183941619859368, 3173982363816159170, 195291654121671389936, 12088727680335871598955, 744871637305160867625274 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A205609

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..75

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A233498 A233490 A233489 * A205437 A235978 A326808

Adjacent sequences:  A205603 A205604 A205605 * A205607 A205608 A205609

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 29 2012

STATUS

approved

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Last modified January 23 16:29 EST 2022. Contains 350514 sequences. (Running on oeis4.)