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A032338 Number of identity bracelets with n labeled beads of 3 colors. 0
3, 6, 6, 72, 1440, 26640, 589680, 13426560, 353808000, 9841305600, 306920275200, 10257340262400, 375041008742400, 14697998361446400, 621176708984832000, 28005677334835200000, 1347486252598886400000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..17.

C. G. Bower, Transforms (2)

FORMULA

"DHJ" (bracelets, identity, labeled) transform of 3, 0, 0, 0...

n! * A032240.

CROSSREFS

Sequence in context: A168426 A065931 A137497 * A081814 A133340 A133329

Adjacent sequences:  A032335 A032336 A032337 * A032339 A032340 A032341

KEYWORD

nonn

AUTHOR

Christian G. Bower

STATUS

approved

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Last modified October 19 13:38 EDT 2018. Contains 316361 sequences. (Running on oeis4.)