Number of length n+3 0..6 arrays with every four consecutive terms having the maximum of some two terms equal to the minimum of the remaining two terms.
A249705
Number of length n+3 0..6 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) =595a(1) =1729a(2) =4893a(3) =12789a(4) =29673a(5) =75495a(6) =200489a(7) =528755a(8) =1341901a(9) =3434085a(10) =8949133a(11) =23454657a(12) =60890031a(13) =157756415a(14) =410782645a(15) =1074162701a(16) =2805580083a(17) =7318553467a(18) =19112582503a(19) =50014143783a(20) =130956449801a(21) =342843638551a(22) =897866650281
External references
- oeis: A249705