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A222401 Number of nX7 0..2 arrays with exactly floor(nX7/2) elements unequal to at least one king-move neighbor, with new values introduced in row major 0..2 order 1
10, 0, 900, 55761, 540642, 26513524, 506779353, 31162236755, 679517719195, 54519194910332, 1375249753193475, 116340653863159429, 3008912060926642354, 258941028894943230728, 6792476372711827347246, 585337079981145839216504 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A222402

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..19

EXAMPLE

Some solutions for n=4

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

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

..0..0..0..0..0..2..2....0..2..2..2..2..2..2....0..0..0..0..0..2..2

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

CROSSREFS

Sequence in context: A216797 A221305 A173775 * A287465 A288013 A288436

Adjacent sequences:  A222398 A222399 A222400 * A222402 A222403 A222404

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 18 2013

STATUS

approved

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Last modified January 22 13:41 EST 2020. Contains 331149 sequences. (Running on oeis4.)