Number of length-7 0..n arrays with no repeated value differing from the previous repeated value by other than plus two or minus 1.

A269644

Number of length-7 0..n arrays with no repeated value differing from the previous repeated value by other than plus two or minus 1.

Terms

    a(0) =20a(1) =969a(2) =9928a(3) =55225a(4) =216528a(5) =675151a(6) =1789528a(7) =4200933a(8) =8974480a(9) =17780443a(10) =33120936a(11) =58606993a(12) =99291088a(13) =162060135a(14) =256094008a(15) =393394621a(16) =589390608a(17) =863622643a(18) =1240514440a(19) =1750234473a(20) =2429653456a(21) =3323402623a(22) =4485037848

External references