Number of n element 1..n arrays with each element the minimum of 7 adjacent elements of a permutation of 1..n+6 of n+6 elements.
A217890
Number of n element 1..n arrays with each element the minimum of 7 adjacent elements of a permutation of 1..n+6 of n+6 elements.
Terms
- a(0) =1a(1) =3a(2) =11a(3) =45a(4) =197a(5) =903a(6) =4279a(7) =20792a(8) =103044a(9) =518864a(10) =2647244a(11) =13657284
External references
- oeis: A217890