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A123131 Largest order of permutations of n elements with no fixed points. 0
2, 3, 4, 6, 6, 12, 15, 20, 30, 30, 60, 42, 84, 105, 140, 210, 210, 420, 280, 420, 420, 840, 504, 1260, 1155, 1540, 2310, 2520, 4620, 3080, 5460, 4620, 9240, 5544, 13860, 9240, 16380, 15015, 27720, 30030, 32760, 60060, 40040, 60060, 60060, 120120, 72072 (list; graph; refs; listen; history; internal format)
OFFSET

2,1

CROSSREFS

Cf. A000793.

Sequence in context: A007464 A064764 A206398 * A000793 A062163 A002729

Adjacent sequences:  A123128 A123129 A123130 * A123132 A123133 A123134

KEYWORD

nonn

AUTHOR

Antoine Verroken and Vladeta Jovovic (vladeta(AT)eunet.rs), Sep 30 2006

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Last modified February 17 14:17 EST 2012. Contains 206035 sequences.