A000862 - OEIS

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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)

3, 8, 49, 3963, 7320535610, 32969104250143930769244222, 690132542115048296423766100299538236974685246850905568050026 (list; graph; refs; listen; history; internal format)

	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).`
	LINKS	`Index entries for sequences related to switching networks`
	CROSSREFS	`Sequence in context: A003216 A146161 A019015 * A194364 A005444 A019044` `Adjacent sequences: A000859 A000860 A000861 * A000863 A000864 A000865`
	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 19 2012`

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Last modified February 15 21:27 EST 2012. Contains 205859 sequences.