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 A187436 Number of (n+1)X5 0..2 arrays with no 2X2 subblock commuting with any of its horizontal and vertical 2X2 subblock neighbors 1
 44195, 6858445, 1070374436, 167339492229, 26149356865336, 4086873166309438, 638715674028172903, 99822247953081225350, 15600784723214037939595, 2438179545769314063666737, 381052572245918940155221097 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 4 of A187441 LINKS R. H. Hardin, Table of n, a(n) for n = 1..109 EXAMPLE Some solutions for 3X5 ..0..2..1..1..1....0..2..0..2..2....0..2..1..1..1....0..0..2..0..2 ..0..0..0..2..2....0..2..1..0..2....0..0..1..2..2....0..1..0..1..1 ..0..1..1..2..2....0..0..0..0..2....0..1..0..1..2....0..0..0..1..1 CROSSREFS Sequence in context: A043303 A190377 A049205 * A193055 A015388 A204668 Adjacent sequences:  A187433 A187434 A187435 * A187437 A187438 A187439 KEYWORD nonn AUTHOR R. H. Hardin Mar 10 2011 STATUS approved

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Last modified June 18 02:55 EDT 2013. Contains 226328 sequences.