Number of (6+1)X(n+1) arrays of permutations of 0..n*7+6 with each element having index change +-(.,.) 0,0 0,1 or 2,-2.
A264095
Number of (6+1)X(n+1) arrays of permutations of 0..n*7+6 with each element having index change +-(.,.) 0,0 0,1 or 2,-2.
Terms
- a(0) =128a(1) =12815a(2) =2401000a(3) =252076323a(4) =35960283125
External references
- oeis: A264095