Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having index change +-(.,.) 0,0 0,2 or 1,1.
A264109
Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having index change +-(.,.) 0,0 0,2 or 1,1.
Terms
- a(0) =1936a(1) =167464a(2) =15437041a(3) =1399892079a(4) =127528266321
External references
- oeis: A264109