Number of length 4+4 0..n arrays with every five consecutive terms having the maximum of some two terms equal to the minimum of the remaining three terms.
A254702
Number of length 4+4 0..n arrays with every five consecutive terms having the maximum of some two terms equal to the minimum of the remaining three terms.
Terms
- a(0) =86a(1) =1140a(2) =6808a(3) =26759a(4) =81390a(5) =208114a(6) =469376a(7) =962541a(8) =1831798a(9) =3282224a(10) =5596152a(11) =9151987a(12) =14445614a(13) =22114542a(14) =32964928a(15) =48001625a(16) =68461398a(17) =95849452a(18) =131979416a(19) =179016927a(20) =239526958a(21) =316525034a(22) =413532480a(23) =534635845a(24) =684550646a(25) =868689576
External references
- oeis: A254702