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 A206845 Number of 7Xn 0..3 arrays avoiding the pattern z-2 z-1 z in any row, column, nw-to-se diagonal or ne-to-sw antidiagonal 0
 14124, 199487376, 1709151563122, 15348900754966668, 138717281035824236746, 1253153235463965319380998 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Row 7 of A206838 LINKS Table of n, a(n) for n=1..6. EXAMPLE Some solutions for n=5 ..0..1..0..2..1....3..1..1..2..1....0..2..3..2..3....1..1..1..0..3 ..2..2..3..1..0....1..2..1..3..2....3..2..3..0..0....2..3..3..0..0 ..0..2..3..0..1....0..1..0..0..1....1..2..0..2..2....2..1..3..2..0 ..1..1..1..3..0....1..1..1..2..2....0..2..1..0..1....1..0..2..0..1 ..1..1..3..2..3....3..0..0..3..0....2..1..0..2..1....2..1..3..0..0 ..2..1..0..2..1....0..3..3..3..2....3..0..0..1..0....1..3..2..2..0 ..0..3..3..2..2....1..0..1..0..1....2..1..0..3..3....2..2..1..1..0 CROSSREFS Sequence in context: A186834 A263911 A215019 * A206837 A206899 A207289 Adjacent sequences: A206842 A206843 A206844 * A206846 A206847 A206848 KEYWORD nonn AUTHOR R. H. Hardin Feb 13 2012 STATUS approved

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Last modified May 24 06:28 EDT 2024. Contains 372772 sequences. (Running on oeis4.)