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 A205632 Number of 8X(n+1) 0..2 arrays with every 2X2 subblock in a row having an equal number of equal diagonal or equal antidiagonal elements, adjacent rows differing in this number, and new values 0..2 introduced in row major order 0
 352512, 4211904, 75419136, 1819019544, 50032728864, 1476599815224, 44843430265344, 1382078906899128, 42879337322182320, 1335447125119528872 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Row 7 of A205626 LINKS Table of n, a(n) for n=1..10. EXAMPLE Some solutions for n=4 ..0..0..0..1..2....0..0..0..0..1....0..1..1..1..1....0..0..0..1..0 ..2..2..2..1..2....0..2..0..1..1....0..0..1..0..1....2..1..2..1..0 ..2..1..2..2..0....0..1..0..2..2....1..2..2..2..2....0..2..2..2..1 ..0..0..0..1..1....1..1..1..0..2....1..1..2..0..2....1..1..0..0..0 ..0..2..0..0..1....2..2..2..0..1....0..0..2..1..1....2..1..1..0..1 ..0..1..1..2..1....0..2..0..0..0....1..0..0..2..1....2..0..2..2..2 ..1..1..2..2..2....0..1..1..2..1....1..2..1..2..0....0..0..0..2..1 ..0..0..0..1..0....0..0..1..1..1....1..1..0..1..2....1..1..1..2..0 CROSSREFS Sequence in context: A172886 A172916 A172765 * A205334 A140942 A294858 Adjacent sequences: A205629 A205630 A205631 * A205633 A205634 A205635 KEYWORD nonn AUTHOR R. H. Hardin Jan 29 2012 STATUS approved

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Last modified April 14 20:39 EDT 2024. Contains 371667 sequences. (Running on oeis4.)