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Search: id:A152693
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A152693 Number of permutations of 0..n-1 with all sums of 8 adjacent terms unique. +0
1
1, 2, 6, 24, 120, 720, 5040, 40320, 362880, 3340800, 32882400, 344740608, 3887073312, 46876081216, 607673801024, 8279799948352 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Sequence in context: A084012 A062919 A154657 this_sequence A152712 A152707 A152704

Adjacent sequences: A152690 A152691 A152692 this_sequence A152694 A152695 A152696

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net) Dec 11 2008

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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