Number of permutations of length n containing exactly 1 occurrence of 12354.
A224180
Number of permutations of length n containing exactly 1 occurrence of 12354.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =19a(6) =246a(7) =2767a(8) =29384a(9) =305646a(10) =3170684a(11) =33104118a(12) =349462727a(13) =3738073247a(14) =40549242195a(15) =446115153023
External references
- oeis: A224180