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 A205285 Number of (n+1)X(n+1) 0..2 arrays with permanents of 2X2 subblocks differing from horizontal and vertical neighbor permanents 0
 81, 4836, 695725, 234138348, 207765391957, 476472937974314 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Diagonal of A205293 LINKS EXAMPLE Some solutions for n=4 ..1..1..0..0..1....2..1..0..2..1....1..0..0..1..2....0..1..2..1..2 ..1..0..2..1..1....2..2..1..1..0....1..2..1..1..2....0..1..0..2..2 ..1..2..0..1..2....1..1..1..0..2....1..1..0..2..2....2..2..1..2..2 ..0..1..1..1..0....0..2..2..2..2....0..1..2..2..2....1..2..0..1..1 ..2..0..1..2..0....2..0..0..2..1....2..2..2..2..0....2..1..2..1..2 CROSSREFS Sequence in context: A204222 A264193 A232952 * A222166 A219728 A187454 Adjacent sequences:  A205282 A205283 A205284 * A205286 A205287 A205288 KEYWORD nonn AUTHOR R. H. Hardin Jan 25 2012 STATUS approved

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Last modified April 17 05:12 EDT 2021. Contains 343059 sequences. (Running on oeis4.)