Number of length 2+4 0..n arrays with no five consecutive terms having the maximum of any two terms equal to the minimum of the remaining three terms.
A249846
Number of length 2+4 0..n arrays with no five consecutive terms having the maximum of any two terms equal to the minimum of the remaining three terms.
Terms
- a(0) =10a(1) =198a(2) =1500a(3) =6916a(4) =23526a(5) =65226a(6) =156184a(7) =335016a(8) =659682a(9) =1213102a(10) =2109492a(11) =3501420a(12) =5587582a(13) =8621298a(14) =12919728a(15) =18873808a(16) =26958906a(17) =37746198a(18) =51914764a(19) =70264404a(20) =93729174a(21) =123391642a(22) =160497864a(23) =206473080a(24) =262938130a(25) =331726590
External references
- oeis: A249846