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A229631
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Number of defective 3-colorings of an n X n 0..2 array connected horizontally, diagonally and antidiagonally with exactly two mistakes, and colors introduced in row-major 0..2 order.
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0
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0, 6, 244, 10227, 960325, 170405645, 61836040854, 45634751291449, 69219300810586905, 216612095709360988933, 1408049695722118625807058, 18999842797533792961661827884
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OFFSET
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1,2
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions for n=3:
0 0 1 0 1 2 0 1 0 0 1 2 0 1 0 0 0 1 0 1 2
1 2 0 1 0 2 0 1 2 2 1 2 2 0 2 1 0 2 0 1 2
1 2 1 2 0 2 0 1 1 0 2 0 2 0 1 1 0 1 2 1 1
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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