Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having index change +-(.,.) 0,0 0,1 or 1,2.

A264339

Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having index change +-(.,.) 0,0 0,1 or 1,2.

Terms

    a(0) =2521a(1) =223356a(2) =20386617a(3) =1855980772a(4) =168990466353

External references