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 A199234 Number of nX5 0..2 arrays with values 0..2 introduced in row major order, the number of instances of each value within one of each other, and every element equal to at least one horizontal or vertical neighbor 0
 0, 31, 1162, 233185, 16467051, 410003607, 88764401434, 6694765030353, 173658860616275, 39468698299166073, 3071783011857585339 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Column 5 of A199237 LINKS Table of n, a(n) for n=1..11. EXAMPLE Some solutions for n=4 ..0..0..0..1..1....0..1..2..1..1....0..0..1..1..1....0..1..0..1..2 ..0..1..1..2..1....0..1..2..2..2....0..2..1..0..2....0..1..0..1..2 ..2..1..1..2..2....0..1..1..1..2....2..2..0..0..2....0..0..2..2..2 ..2..2..2..0..0....0..0..0..0..2....1..1..1..2..2....0..1..1..2..2 CROSSREFS Sequence in context: A218285 A138861 A015257 * A123826 A130004 A182784 Adjacent sequences: A199231 A199232 A199233 * A199235 A199236 A199237 KEYWORD nonn AUTHOR R. H. Hardin Nov 04 2011 STATUS approved

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Last modified September 29 13:10 EDT 2023. Contains 365771 sequences. (Running on oeis4.)