A053292 - OEIS

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A053292

Number of nonsingular n X n matrices over GF(5).

1, 4, 480, 1488000, 116064000000, 226614960000000000, 11064475422000000000000000, 13506266841692625000000000000000000, 412177498341354683437500000000000000000000000 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	LINKS	`J. Overbey, W. Traves and J. Wojdylo, On the Keyspace of the Hill Cipher`
	FORMULA	`(5^n - 1)(5^n - 5)...(5^n - 5^(n-1))`
	CROSSREFS	`Cf. A002884, A053290, A053291, A053293.` `Cf. A003789.` `Sequence in context: A104690 A035483 A145570 * A053963 A053941 A027678` `Adjacent sequences: A053289 A053290 A053291 * A053293 A053294 A053295`
	KEYWORD	`nonn,easy`
	AUTHOR	`Stephen G. Penrice (spenrice(AT)ets.org), Mar 04 2000`
	EXTENSIONS	`More terms from Vladeta Jovovic (vladeta(AT)eunet.rs), Mar 16 2000`

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Last modified February 17 00:09 EST 2012. Contains 205978 sequences.