A000871 - OEIS

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A000871

Number of switching networks with S(n) acting on the domain and GL(2,2) acting on the range.
(Formerly M3981 N1650)

5, 35, 2266, 30564722, 25624410747226866, 78769066691994300606138801216143967, 3829103480069980011752318836153049525544593512352968628868212239132475999 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	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).`
	LINKS	`Index entries for sequences related to switching networks`
	CROSSREFS	`Sequence in context: A122590 A057991 A099137 * A035416 A042029 A073456` `Adjacent sequences: A000868 A000869 A000870 * A000872 A000873 A000874`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`
	EXTENSIONS	`More terms from Sean A. Irvine (sairvin(AT)xtra.co.nz), Jan 25 2012`

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Last modified February 17 18:41 EST 2012. Contains 206074 sequences.