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A203933 Number of (n+1)X8 0..5 arrays with every 2X2 subblock having equal diagonal elements or equal antidiagonal elements 0

%I #4 Mar 31 2012 12:37:00

%S 701538156,833700866796,1311917257647036,2297197186864332876,

%T 4194818908674768075816,7801943096191368986437356

%N Number of (n+1)X8 0..5 arrays with every 2X2 subblock having equal diagonal elements or equal antidiagonal elements

%C Column 7 of A203934

%e Some solutions for n=4

%e ..2..5..2..2..1..0..5..3....5..4..3..2..1..1..1..5....3..5..3..1..5..3..4..0

%e ..1..2..5..2..2..1..0..5....4..1..4..3..2..1..0..1....0..3..1..1..1..5..3..4

%e ..0..1..2..5..2..2..1..0....2..4..1..4..3..2..1..0....5..0..3..1..2..1..5..3

%e ..4..0..1..2..4..2..2..1....4..4..4..3..5..3..2..1....5..5..0..3..1..0..1..5

%e ..0..1..0..1..2..3..2..2....2..4..2..4..3..4..3..2....3..5..5..0..3..1..0..1

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 08 2012

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Last modified April 19 03:16 EDT 2024. Contains 371782 sequences. (Running on oeis4.)