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A223788
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Number of nX7 0..2 arrays with rows, diagonals and antidiagonals unimodal
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1
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239, 57121, 5425943, 288823579, 11992802966, 478507693443, 20229461153969, 915762458891757, 43206434381517063, 2069374312587593444, 99272303599050335774, 4753191310090939188404, 227274223415204231413155
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