%I

%S 1,1,3,84,2505

%N Arises in study of density function for random n X n determinants with entries +1, -1.

%D Nyquist, H., S. O. Rice, and J. Riordan. "The distribution of random determinants." Quart. Appl. Math 12.2 (1954): 97-104.

%Y Cf. A261007.

%K nonn,more

%O 1,3

%A _N. J. A. Sloane_, Aug 13 2015