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A222395 Number of nX1 0..2 arrays with exactly floor(nX1/2) elements unequal to at least one king-move neighbor, with new values introduced in row major 0..2 order 5
1, 0, 0, 3, 4, 8, 10, 50, 66, 216, 280, 1120, 1472, 5440, 7128, 27576, 36280, 138560, 182336, 704880, 929088, 3590400, 4735744, 18382208, 24268160, 94348800, 124638720, 485706240, 642037760, 2505943040, 3314228608, 12956458880 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

COMMENTS

Column 1 of A222402

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

All solutions for n=4

..0....0....0

..1....0....0

..1....1....0

..1....1....1

CROSSREFS

Sequence in context: A072606 A098764 A105407 * A222269 A310011 A047458

Adjacent sequences:  A222392 A222393 A222394 * A222396 A222397 A222398

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 18 2013

STATUS

approved

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Last modified September 24 16:23 EDT 2021. Contains 347645 sequences. (Running on oeis4.)