Number of (n+1)X4 0..2 arrays with no 2X2 subblock sum equal to any horizontal or vertical neighbor 2X2 subblock sum.
A185773
Number of (n+1)X4 0..2 arrays with no 2X2 subblock sum equal to any horizontal or vertical neighbor 2X2 subblock sum.
Terms
- a(0) =3844a(1) =89118a(2) =2046098a(3) =48744342a(4) =1154712762a(5) =27239862108a(6) =641595944400
External references
- oeis: A185773