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A232389 Number of (n+1)X(6+1) 0..3 arrays with every element next to itself plus and minus one within the range 0..3 horizontally, vertically or antidiagonally, with no adjacent elements equal 1

%I #4 Nov 23 2013 08:00:44

%S 1954,12818,120264,1186624,12826278,148762628,1635435360,18724514604,

%T 216025821042,2453457767066,28292102153296,325997832652606,

%U 3735703343961348,43106844263842948,496279458752305216

%N Number of (n+1)X(6+1) 0..3 arrays with every element next to itself plus and minus one within the range 0..3 horizontally, vertically or antidiagonally, with no adjacent elements equal

%C Column 6 of A232391

%H R. H. Hardin, <a href="/A232389/b232389.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

%e ..0..1..0..3..0..1..0....2..3..2..3..1..3..2....0..1..2..3..0..1..0

%e ..2..3..2..1..3..2..3....1..0..1..0..2..1..3....2..3..0..1..2..3..2

%e ..0..1..0..2..0..1..0....3..2..3..1..3..0..2....0..1..3..0..1..0..1

%e ..3..2..3..1..3..2..3....0..1..2..0..2..1..0....3..2..1..2..3..2..0

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 23 2013

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Last modified April 24 10:49 EDT 2024. Contains 371935 sequences. (Running on oeis4.)