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A036500 Number of inequivalent cyclic Hadamard difference sets with parameters (2^n-1, 2^(n-1)-1, 2^(n-2)-1). 0

%I

%S 1,1,1,1,2,2,6,4,5,10

%N Number of inequivalent cyclic Hadamard difference sets with parameters (2^n-1, 2^(n-1)-1, 2^(n-2)-1).

%H P. Gaal and S. W. Golomb, <a href="https://doi.org/10.1090/S0025-5718-00-01196-0">Exhaustive determination of (1023,511,255) cyclic Hadamard difference sets</a>, Math. Comp. Math. Comp. 70 (2001), no. 233, 357-366.

%K nonn,nice,hard,more

%O 1,5

%A _N. J. A. Sloane_

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Last modified February 25 22:37 EST 2021. Contains 341618 sequences. (Running on oeis4.)