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A205437 Number of (n+1)X6 0..3 arrays with every 2X2 subblock having the same number of equal edges, and new values 0..3 introduced in row major order 1
16955, 2052727, 375775257, 76421483407, 15852623627426, 3300774182686057, 687760437018264199, 143323394012947339038, 29868139295656105901476, 6224456016674663414711676, 1297164488972062217238704659 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A205440

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..69

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A233490 A233489 A205606 * A235978 A326808 A300151

Adjacent sequences: A205434 A205435 A205436 * A205438 A205439 A205440

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 27 2012

STATUS

approved

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Last modified April 1 23:16 EDT 2023. Contains 361717 sequences. (Running on oeis4.)