Number of nonnegative integer arrays of length n+8 with new values 0 upwards introduced in order, no three adjacent elements equal, and containing the value 8.

A211835

Number of nonnegative integer arrays of length n+8 with new values 0 upwards introduced in order, no three adjacent elements equal, and containing the value 8.

Terms

    a(0) =1a(1) =46a(2) =1202a(3) =23596a(4) =388512a(5) =5684153a(6) =76514893a(7) =969656615a(8) =11756827378a(9) =138019379660

External references