MAKE A MEME View Large Image Walsh permutation 1 2 7 8 25 42 127.svg Permutation matrix of the Walsh permutation wp 1 2 7 8 25 42 127 1 2 7 8 25 42 127 is <big> </big> A001317 1 7 -1<big> </big>/2 The elements of this permutation are the even elements of wp 1 3 5 15 17 ...
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Keywords: Walsh permutation 1 2 7 8 25 42 127.svg Permutation matrix of the Walsh permutation wp 1 2 7 8 25 42 127 1 2 7 8 25 42 127 is <big> </big> A001317 1 7 -1<big> </big>/2 The elements of this permutation are the even elements of wp 1 3 5 15 17 51 85 255 divided by 2 It is self-inverse so the matrix is symmetric Above that the matrix is also symmetric to the antidiagonal bin2svg own mate2code Permutation matrices of Walsh permutations
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