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A215956 Number of horizontal, vertical and diagonal neighbor colorings of the even squares of an nX5 array with new integer colors introduced in row major order 0

%I

%S 2,12,366,6150,847594,30312074,10289785215,609400419815,

%T 392670408857828,33926900616984192,35986649547821568686

%N Number of horizontal, vertical and diagonal neighbor colorings of the even squares of an nX5 array with new integer colors introduced in row major order

%C Column 5 of A215959

%e Some solutions for n=4

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

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

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

%e ..x..1..x..4..x....x..0..x..2..x....x..0..x..4..x....x..0..x..4..x

%K nonn

%O 1,1

%A _R. H. Hardin_ Aug 28 2012

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Last modified June 28 19:10 EDT 2022. Contains 354907 sequences. (Running on oeis4.)