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 A198284 Number of 2n X 14 0..2 arrays with values 0..2 introduced in row major order and each element equal to exactly two horizontal and vertical neighbors. 0
 32, 2574, 219060, 19399132, 1748785516, 158791292898 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 7 of A198285. LINKS EXAMPLE A solution for n=3: ..0..0..0..0..1..1..1..1..1..1..1..1..0..0 ..0..2..2..0..1..0..0..0..0..2..2..1..0..0 ..0..2..2..0..1..0..2..2..0..2..2..1..2..2 ..0..1..1..0..1..0..2..2..0..1..1..1..2..2 ..0..1..1..0..1..0..0..0..0..1..2..2..1..1 ..0..0..0..0..1..1..1..1..1..1..2..2..1..1 CROSSREFS Sequence in context: A247999 A222742 A077143 * A230573 A111923 A136246 Adjacent sequences: A198281 A198282 A198283 * A198285 A198286 A198287 KEYWORD nonn,more AUTHOR R. H. Hardin, Oct 23 2011 STATUS approved

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Last modified December 8 19:12 EST 2022. Contains 358698 sequences. (Running on oeis4.)