Number of (4+1) X (n+1) arrays of permutations of 0..n*5+4 with each element having index change +-(.,.) 0,0 1,1 or 1,2.
A264073
Number of (4+1) X (n+1) arrays of permutations of 0..n*5+4 with each element having index change +-(.,.) 0,0 1,1 or 1,2.
Terms
- a(0) =16a(1) =377a(2) =12100a(3) =239580a(4) =5645376a(5) =130697424a(6) =3057071776a(7) =70815364224
External references
- oeis: A264073