A056110 - OEIS

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A056110

Highest proper factor of n!-1.

1, 1, 17, 1, 1, 1753, 32989, 125131, 3070523, 1, 3593203, 1, 76922021647, 6880233439, 18720390952421, 108514808571661 (list; graph; refs; listen; history; internal format)

	OFFSET	`3,3`
	LINKS	`Hisanori Mishima, Factorizations of many number sequences` `Hisanori Mishima, Factorizations of many number sequences` `R. G. Wilson v, Explicit factorizations`
	FORMULA	`a(n) = A033312(n)/A054415(n)`
	CROSSREFS	`Cf. A002582.` `Sequence in context: A156581 A015143 A172196 * A040296 A040297 A040295` `Adjacent sequences: A056107 A056108 A056109 * A056111 A056112 A056113`
	KEYWORD	`nonn`
	AUTHOR	`Henry Bottomley (se16(AT)btinternet.com), Jun 12 2000`

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Last modified February 15 21:41 EST 2012. Contains 205860 sequences.