A081473 - OEIS

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A081473

Smallest positive even number not the permanent of a real singular (0,1)-matrix of order n.

2, 4, 8, 16, 44, 194 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	LINKS	`Table of n, a(n) for n=1..6.`
	EXAMPLE	`a(4)= 16, see permanent frequency table: (0,27713), (2,9360), (4,3582), (6,1248), (8,648), (10,288), (12,48), (14,72), (18,16), (24,1)`
	CROSSREFS	`Cf. A089477.` `Sequence in context: A013116 A012912 A018593 * A018627 A096853 A027155` `Adjacent sequences: A081470 A081471 A081472 * A081474 A081475 A081476`
	KEYWORD	`hard,more,nonn`
	AUTHOR	`Jaap Spies, Nov 25 2003`
	STATUS	`approved`

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Last modified May 18 18:48 EDT 2013. Contains 225423 sequences.