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A095239 Analog of A095236 when the phones are arranged in a circle. 5
1, 2, 6, 8, 40, 96, 168, 384, 1728, 15360, 50688, 221184, 299520, 1290240, 3628800, 30965760, 65802240, 743178240, 7060193280, 237817036800, 624269721600, 5231974809600, 28716407193600, 479439146188800 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Max Alekseyev, Table of n, a(n) for n = 1..100

CROSSREFS

Cf. A095236, A095240.

Sequence in context: A235320 A152158 A291782 * A192009 A065953 A118211

Adjacent sequences:  A095236 A095237 A095238 * A095240 A095241 A095242

KEYWORD

nonn

AUTHOR

Neil Fernandez, Jul 03 2004

EXTENSIONS

Corrected and extended by Don Reble, Jul 04 2004

STATUS

approved

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Last modified May 24 04:25 EDT 2019. Contains 323528 sequences. (Running on oeis4.)