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A141902 Duplicate of A069466. 1
1, 2, 2, 6, 24, 6, 20, 180, 180, 20, 70, 1120, 2520, 1120, 70, 252, 6300, 25200, 25200, 6300, 252, 924, 33264, 207900, 369600, 207900, 33264, 924, 3432, 168168, 1513512, 4204200, 4204200, 1513512, 168168, 3432, 12870, 823680, 10090080, 40360320 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..39.

CROSSREFS

Sequence in context: A290653 A138801 A188958 * A069466 A143084 A188962

Adjacent sequences:  A141899 A141900 A141901 * A141903 A141904 A141905

KEYWORD

dead

AUTHOR

Roger L. Bagula and Gary W. Adamson, Sep 13 2008

STATUS

approved

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Last modified September 30 11:58 EDT 2022. Contains 357105 sequences. (Running on oeis4.)