Conference Matrices

(Weighing Matrices, W(n,n-1))

If n = 2 mod 4, then n-1 must be a sum of two squares, i.e. conference matrices do not exist for orders n = 22, 34, 58, 70, 78, 94 …

• Conference Matrix of order 4 (1 Matrix)
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• Conference Matrix of order 6 (1 Matrix)
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• Conference Matrix of order 8 (1 Matrix)
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• Conference Matrix of order 10 (1 Matrix)
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• Conference Matrix of order 12 (1 Matrix)
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• Conference Matrix of order 14 (1 Matrix)
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• Conference Matrix of order 16 (1 Matrix)
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• Conference Matrix of order 18 (1 Matrix)
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• Conference Matrices of order 20 (2 Matrices)
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• Conference Matrices of order 24 (9 Matrices)
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• Conference Matrices of order 26 (4 Matrices)
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• Conference Matrices of order 28 (41 Matrices)
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• Conference Matrices of order 30 (6 Matrices)
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• Conference Matrix of order 32 (1 Matrix)
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• Conference Matrix of order 36 (1 Matrix)
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• Conference Matrix of order 38 (1 Matrix)
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• Conference Matrix of order 40 (1 Matrix)
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• Conference Matrix of order 42 (1 Matrix)
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• Conference Matrix of order 44 (1 Matrix)
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• Conference Matrix of order 46 (1 Matrix)
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• Conference Matrix of order 48 (1 Matrix)
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• Conference Matrix of order 50 (1 Matrix)
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• Conference Matrices of order 52 (9 Matrices)
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• Conference Matrix of order 54 (1 Matrix)
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• Conference Matrix of order 56 (1 Matrix)
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• Conference Matrices of order 60 (2 Matrices)
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• Conference Matrix of order 62 (1 Matrix)
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• Conference Matrix of order 64 (1 Matrix)
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• Conference Matrix of order 68 (1 Matrix)
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• Conference Matrix of order 72 (1 Matrix)
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• Conference Matrix of order 74 (1 Matrix)
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• Conference Matrix of order 76 (1 Matrix)
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• Conference Matrix of order 80 (1 Matrix)
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• Conference Matrix of order 82 (1 Matrix)
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• Conference Matrix of order 84 (1 Matrix)
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• Conference Matrix of order 88 (1 Matrix)
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• Conference Matrix of order 90 (1 Matrix)
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• Conference Matrix of order 92 (1 Matrix)
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• Conference Matrix of order 96 (1 Matrix)
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• Conference Matrix of order 98 (1 Matrix)
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• Conference Matrix of order 100 (1 Matrix)
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All matrices are given in the form of (-,0,1) matrices.