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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
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
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 18 2013
STATUS
approved

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Last modified April 21 06:29 EDT 2024. Contains 371850 sequences. (Running on oeis4.)