Number of n-letter strings over a ten letter alphabet where no letter appears exactly five times.
A272503
Number of n-letter strings over a ten letter alphabet where no letter appears exactly five times.
Terms
- a(0) =1a(1) =10a(2) =100a(3) =1000a(4) =10000a(5) =99990a(6) =999460a(7) =9982990a(8) =99591760a(9) =991733140a(10) =9851207860a(11) =97545740500a(12) =962166785680
External references
- oeis: A272503