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Search: id:A060336
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| A060336 |
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Number of n X n {-1,0,1} matrices modulo rows permutation (by symmetry this is the same as the number of {-1,0,1} matrices modulo columns permutation), i.e. the number of equivalence classes where two matrices A and B are equivalent if one of them is the result of permuting the rows of the other. |
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