Number of length n+6 0..4 arrays with no seven consecutive terms having the maximum of any two terms equal to the minimum of the remaining five terms.
A250055
Number of length n+6 0..4 arrays with no seven consecutive terms having the maximum of any two terms equal to the minimum of the remaining five terms.
Terms
- a(0) =40320a(1) =142170a(2) =505154a(3) =1800040a(4) =6415638a(5) =22838540a(6) =81138873a(7) =287576973a(8) =1035133361a(9) =3726902703a(10) =13408792702a(11) =48182327412a(12) =172873769948a(13) =619305311245
External references
- oeis: A250055