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

A032340

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

Terms

    a(0) =5a(1) =20a(2) =60a(3) =1080a(4) =30240a(5) =806400a(6) =26560800a(7) =946512000a(8) =38810016000

External references