Number of (n+7)X1 arrays of occupancy after each element moves up to +-n places including 0.

A222351

Number of (n+7)X1 arrays of occupancy after each element moves up to +-n places including 0.

Terms

    a(0) =987a(1) =12087a(2) =69142a(3) =312019a(4) =1284780a(5) =5094040a(6) =19896840a(7) =77321250

External references