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A155346
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Number of ways to place zero or more nonadjacent 1,0 1,1 2,0 3,1 4,1 5,2 5,3 polyhexes in any orientation on a planar nXnXn triangular grid.
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0
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1, 7, 19, 37, 94, 330, 1713, 11184, 64025, 403539, 3128291, 30538252, 364356710, 4898497176, 73557982663
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