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Search: id:A154094
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| A154094 |
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Number of planar triangular n X n X n nonnegative integer grids with mirror symmetry about one altitude with every similarly oriented 5 X 5 X 5 subtriangle summing to 15. |
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| 22308, 168794, 505725, 1434840, 2268199, 4350854, 6106648, 6385418, 5120411
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