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A154088
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Number of planar triangular n X n X n nonnegative integer grids symmetric under 120 degree rotation with every similarly oriented 5 X 5 X 5 subtriangle summing to 13.
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0
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0, 632, 4434, 0, 5545, 25834, 0, 14701, 52378, 0, 10551
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