Number of identity bracelets with n labeled beads of 4 colors.
A032339
Number of identity bracelets with n labeled beads of 4 colors.
Terms
- a(0) =4a(1) =12a(2) =24a(3) =360a(4) =8640a(5) =191520a(6) =5261760a(7) =152409600a(8) =5100641280a(9) =185547801600
External references
- oeis: A032339