Number of length 2+3 0..n arrays with every four consecutive terms having the maximum of some two terms equal to the minimum of the remaining two terms.
A249708
Number of length 2+3 0..n arrays with every four consecutive terms having the maximum of some two terms equal to the minimum of the remaining two terms.
Terms
- a(0) =14a(1) =69a(2) =208a(3) =485a(4) =966a(5) =1729a(6) =2864a(7) =4473a(8) =6670a(9) =9581a(10) =13344a(11) =18109a(12) =24038a(13) =31305a(14) =40096a(15) =50609a(16) =63054a(17) =77653a(18) =94640a(19) =114261a(20) =136774a(21) =162449a(22) =191568a(23) =224425a(24) =261326a(25) =302589a(26) =348544a(27) =399533a(28) =455910a(29) =518041
External references
- oeis: A249708