# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a232062 Showing 1-1 of 1 %I A232062 #4 Nov 17 2013 13:56:10 %S A232062 10,66,410,2230,13538,75462,457234,2561258,15454594,86936482, %T A232062 522543518,2950310558,17671662754,100103295530,597736686594, %U A232062 3395879611978,20221409303002,115182855491730,684186672548350,3906272828605434 %N A232062 Number of nX5 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or vertically, with no adjacent values equal %C A232062 Column 5 of A232065 %H A232062 R. H. Hardin, Table of n, a(n) for n = 1..210 %F A232062 Empirical: a(n) = 2*a(n-1) +30*a(n-2) -47*a(n-3) +39*a(n-4) -191*a(n-5) +159*a(n-6) -134*a(n-7) +378*a(n-8) -242*a(n-9) +203*a(n-10) -439*a(n-11) +179*a(n-12) -147*a(n-13) +281*a(n-14) -62*a(n-15) +49*a(n-16) -87*a(n-17) +8*a(n-18) -6*a(n-19) +10*a(n-20) for n>22 %e A232062 Some solutions for n=6 %e A232062 ..2..1..2..1..0....0..2..0..1..0....2..1..0..2..0....2..1..2..1..2 %e A232062 ..1..0..1..2..1....1..0..1..2..1....1..0..1..0..1....1..2..1..2..1 %e A232062 ..0..1..2..1..2....2..1..2..1..0....0..1..2..1..2....2..1..0..1..2 %e A232062 ..2..0..1..0..1....1..2..1..2..1....1..2..1..2..1....1..2..1..2..1 %e A232062 ..1..2..0..1..2....2..1..2..1..0....2..1..2..1..0....2..1..0..1..0 %e A232062 ..0..1..2..0..1....1..2..1..2..1....1..0..1..2..1....1..0..1..2..1 %K A232062 nonn %O A232062 1,1 %A A232062 _R. H. Hardin_, Nov 17 2013 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE