id:A116507 - OEIS Search Results

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Number of singular n X n rational {0,1}-matrices with no zero rows or columns.

+0
4

0, 1, 91, 18943, 12483601, 28530385447, 235529139302185, 7183142489571818623 (list; graph; listen)

	OFFSET	`1,3`
	FORMULA	`a(n) = A048291(n) - A055165(n).`
	CROSSREFS	`Cf. A000410, A116506, A116527, A116532.` `Sequence in context: A095372 A015261 A131442 this_sequence A083828 A119130 A116677` `Adjacent sequences: A116504 A116505 A116506 this_sequence A116508 A116509 A116510`
	KEYWORD	`more,nonn`
	AUTHOR	`Vladeta Jovovic (vladeta(AT)Eunet.yu), Apr 03 2006`

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.