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A199005
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Number of inequivalent cocyclic Hadamard matrices of order 4n.
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3
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OFFSET
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1,4
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REFERENCES
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P. O'Cathain and M. Roeder, The Cocyclic Hadamard matrices of order less than 40, Des. Codes Cryptogr. 58 (1) (2011) 73-88.
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LINKS
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V. Alvarez, J. A. Armario, M. D. Frau, and F. Gudlel, The maximal determinant of cocyclic (-1, 1)-matrices over D_{2t}, Linear Algebra and its Applications, 2011, Volume 436, Issue 4, 15 February 2012, Pages 858-873.
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CROSSREFS
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KEYWORD
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nonn,more
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AUTHOR
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STATUS
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approved
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