Number of permutations of 8 copies of 1..n with all adjacent differences <= 1 in absolute value.

A177310

Number of permutations of 8 copies of 1..n with all adjacent differences <= 1 in absolute value.

Terms

    a(0) =1a(1) =1a(2) =12870a(3) =6077196a(4) =5650739930

External references