Number of (4+1)X(n+1) arrays of permutations of 0..n*5+4 with each element having index change +-(.,.) 0,0 0,1 or 1,2.
A264344
Number of (4+1)X(n+1) arrays of permutations of 0..n*5+4 with each element having index change +-(.,.) 0,0 0,1 or 1,2.
Terms
- a(0) =32a(1) =987a(2) =49000a(3) =1399783a(4) =53429620a(5) =1855980772a(6) =67833964762
External references
- oeis: A264344