Number of length n+4 0..1 arrays with at most one downstep in every n consecutive neighbor pairs.

Terms

a(0) =32a(1) =64a(2) =100a(3) =144a(4) =196a(5) =257a(6) =328a(7) =410a(8) =504a(9) =611a(10) =732a(11) =868a(12) =1020a(13) =1189a(14) =1376a(15) =1582a(16) =1808a(17) =2055a(18) =2324a(19) =2616a(20) =2932a(21) =3273a(22) =3640a(23) =4034a(24) =4456a(25) =4907a(26) =5388a(27) =5900a(28) =6444a(29) =7021