Number of length n+6 0..3 arrays with at most one downstep in every n consecutive neighbor pairs.

A258736

Number of length n+6 0..3 arrays with at most one downstep in every n consecutive neighbor pairs.

Terms

    a(0) =16384a(1) =43681a(2) =68120a(3) =98676a(4) =149960a(5) =228081a(6) =331584a(7) =465580a(8) =635992a(9) =849708a(10) =1114752a(11) =1440474a(12) =1837760a(13) =2319263a(14) =2899656a(15) =3595908a(16) =4427584a(17) =5417170a(18) =6590424a(19) =7976754a(20) =9609624a(21) =11526989a(22) =13771760a(23) =16392300a(24) =19442952a(25) =22984600a(26) =27085264

External references