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A205360 Number of (n+1)X8 0..2 arrays with every 2X2 subblock having the same number of equal diagonal or antidiagonal elements, and new values 0..2 introduced in row major order 1
49154, 1716002, 65916482, 2826905666, 128108142146, 6018114334610, 288041668868162, 13931657348458802, 677523603472081922, 33046448436950370962, 1614344313018061361282, 78926896222596344204162 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A205361

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..58

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A204627 A079400 A205625 * A045085 A304020 A305696

Adjacent sequences: A205357 A205358 A205359 * A205361 A205362 A205363

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 26 2012

STATUS

approved

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Last modified March 31 05:53 EDT 2023. Contains 361634 sequences. (Running on oeis4.)