Number of permutations of 1..n+6 with the number moved left exceeding the number moved right by n.
A179573
Number of permutations of 1..n+6 with the number moved left exceeding the number moved right by n.
Terms
- a(0) =1289a(1) =4859a(2) =16615a(3) =53830a(4) =168994a(5) =520598a(6) =1585390a(7) =4794375a(8) =14437999a(9) =43373253a(10) =130121945a(11) =390106124a(12) =1169206896a(13) =3504084520a(14) =10502294920a(15) =31480673141a(16) =94375961733a(17) =282966406751a(18) =848513346011
External references
- oeis: A179573