A028417 - OEIS

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A028417

Sum over all n! permutations of n elements of minimum lengths of cycles.

1, 3, 10, 45, 236, 1505, 10914, 90601, 837304, 8610129, 96625970, 1184891081, 15665288484, 223149696601, 3394965018886, 55123430466945, 948479737691504, 17289345305870561, 332019600921360594, 6713316975465246889 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	FORMULA	`E.g.f.: Sum[k>0, -1+ exp(Sum(j>=k, x^j/j))]. - Vladeta Jovovic (vladeta(AT)eunet.rs), Jul 26 2004`
	CROSSREFS	`Cf. A028418, A046746, A006128.` `Cf. A005225.` `Sequence in context: A102911 A096752 A134018 * A060311 A184947 A099237` `Adjacent sequences: A028414 A028415 A028416 * A028418 A028419 A028420`
	KEYWORD	`nonn`
	AUTHOR	`Joe Keane (jgk(AT)jgk.org)`
	EXTENSIONS	`More terms from Vladeta Jovovic (vladeta(AT)eunet.rs), Sep 19 2002`

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Last modified February 14 20:38 EST 2012. Contains 205663 sequences.