Number of length-(n+1) 0..n arrays with new repeated values introduced in sequential order starting with zero.
A268254
Number of length-(n+1) 0..n arrays with new repeated values introduced in sequential order starting with zero.
Terms
- a(0) =3a(1) =17a(2) =143a(3) =1610a(4) =22710a(5) =384605a(6) =7594224a(7) =171161319a(8) =4333369912a(9) =121706300672
External references
- oeis: A268254