1,1

M. A. Harrison, On the number of classes of switching networks, J. Franklin Instit., 276 (1963), 313-327.

N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

Table of n, a(n) for n=1..7.

Index entries for sequences related to switching networks

M. A. Harrison, On the number of classes of (n,k) switching networks, University of Michigan (1962).

Sequence in context: A215209 A274600 A091687 * A211875 A065397 A255904

Adjacent sequences: A000889 A000890 A000891 * A000893 A000894 A000895

nonn

N. J. A. Sloane

More terms from Sean A. Irvine, Jan 26 2012

approved