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A000862
Number of n-input 2-output switching networks under action of AG(n,2) and complementing group C(2,2) on inputs and outputs.
(Formerly M2765 N1112)
0
3, 8, 49, 3963, 7320535610, 32969104250143930769244222, 690132542115048296423766100299538236974685246850905568050026
OFFSET
1,1
COMMENTS
Next term has 133 digits. - Sean A. Irvine, Jan 20 2012
REFERENCES
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).
CROSSREFS
Sequence in context: A019015 A305217 A316797 * A306042 A194364 A338439
KEYWORD
nonn
EXTENSIONS
More terms from Sean A. Irvine, Jan 19 2012
STATUS
approved