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A198176 Number of orthogonal cocycles in Z^2(Z^t_2,Z_2). 0

%I

%S 1,6,168,26880

%N Number of orthogonal cocycles in Z^2(Z^t_2,Z_2).

%D Horadam, K. J., Hadamard matrices and their applications. Princeton University Press, Princeton, NJ, 2007. xiv+263 pp. See p. 132.

%K nonn,more

%O 1,2

%A _N. J. A. Sloane_, Feb 05 2012

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Last modified April 17 02:13 EDT 2021. Contains 343059 sequences. (Running on oeis4.)