Number of length n+7 0..2 arrays with at most one downstep in every 7 consecutive neighbor pairs.

A255106

Number of length n+7 0..2 arrays with at most one downstep in every 7 consecutive neighbor pairs.

Terms

    a(0) =927a(1) =1616a(2) =3042a(3) =6141a(4) =12662a(5) =25578a(6) =49611a(7) =91887a(8) =166290a(9) =303969a(10) =573853a(11) =1118256a(12) =2210103a(13) =4340001a(14) =8343339a(15) =15695433a(16) =29216435a(17) =54612816a(18) =103548108a(19) =199304393a(20) =386593848a(21) =747736983a(22) =1432037309a(23) =2714684340a(24) =5119381929a(25) =9669662693

External references