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 A268050 Number of 3Xn 0..n arrays with every repeated value in every row unequal to, and in every column equal to, the previous repeated value, and new values introduced in row-major sequential order. 0

%I #3 Jan 25 2016 10:53:35

%S 4,122,9054,1650058,525124941,262999737747,190270786192101,

%T 188077605422375047,243772201296637313108,401542086990450371906244

%N Number of 3Xn 0..n arrays with every repeated value in every row unequal to, and in every column equal to, the previous repeated value, and new values introduced in row-major sequential order.

%C Row 3 of A268049.

%e Some solutions for n=5

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

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

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

%Y Cf. A268049.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 25 2016

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Last modified September 26 20:30 EDT 2023. Contains 365668 sequences. (Running on oeis4.)