A032340 Number of identity bracelets with n labeled beads of 5 colors.

5, 20, 60, 1080, 30240, 806400, 26560800, 946512000, 38810016000, 1754539315200, 88281990720000, 4861210007808000, 292116146370048000, 18992927542837248000, 1329979704459614208000

Offset

1,1

Links

Table of n, a(n) for n=1..15.

C. G. Bower, Transforms (2)

Formula

"DHJ" (bracelets, identity, labeled) transform of 5, 0, 0, 0...

n! * A032242.

Crossrefs

Sequence in context: A215224 A270939 A270631 * A011854 A203849 A271260

Adjacent sequences: A032337 A032338 A032339 * A032341 A032342 A032343

Keyword

nonn

Author

Christian G. Bower

Status

approved