%I
%S 1,2,5,14,61,322,3058,33364,789085,18614215
%N Number of putative parameter sets for orthogonal arrays with 2^n runs.
%C Number of nodes in idealized lattice Lambda'_{2^n}.
%D Calculated by M. Colgan, E. M. Rains and N. J. A. Sloane, August 1999.
%H E. M. Rains, N. J. A. Sloane and J. Stufken, The Lattice of NRun Orthogonal Arrays, J. Stat. Planning Inference, 102 (2002), 477500 (<a href="http://neilsloane.com/doc/rao.txt">Abstract</a>, <a href="http://neilsloane.com/doc/rao.pdf">pdf</a>, <a href="http://neilsloane.com/doc/rao.ps">ps</a>)
%Y Cf. A008286.
%K nonn,nice
%O 0,2
%A _N. J. A. Sloane_
