**Determinant of the symmetric n X n matrix A defined by A[i,j] = |i-j| for 1 <= i,j <= n.**

*0, 1, 4, 12, 32, 80, 192, 448, 1024, 2304, 5120, 11264, 24576, 53248*

*1 seqfan posts*

Index of A-numbers in seqfan: by ascending order by month by frequency by keyword

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