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A202746 Number of 5 X n 0..1 arrays with row sums equal and column sums unequal to adjacent columns. 0

%I #6 Oct 01 2021 16:56:40

%S 2,32,282,5092,75302,1375912,24620522,472929952,9181463302,

%T 183977062692,3737085533882

%N Number of 5 X n 0..1 arrays with row sums equal and column sums unequal to adjacent columns.

%C Row 5 of A202742.

%e Some solutions for n=5

%e ..0..1..1..1..0....1..0..0..1..1....1..0..1..1..0....1..0..1..0..1

%e ..1..0..1..0..1....1..0..0..1..1....1..1..0..1..0....1..0..1..1..0

%e ..0..1..1..1..0....0..1..1..0..1....1..0..1..0..1....1..1..0..0..1

%e ..0..0..1..1..1....1..0..0..1..1....1..0..0..1..1....1..0..1..0..1

%e ..0..1..1..1..0....0..0..1..1..1....1..0..0..1..1....1..1..1..0..0

%Y Cf. A202742.

%K nonn

%O 1,1

%A _R. H. Hardin_ Dec 23 2011

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Last modified April 25 01:06 EDT 2024. Contains 371964 sequences. (Running on oeis4.)