Number of (n+1)X2 0..3 arrays with no 2X2 subblock sum equal to any horizontal or vertical neighbor 2X2 subblock sum.
A185572
Number of (n+1)X2 0..3 arrays with no 2X2 subblock sum equal to any horizontal or vertical neighbor 2X2 subblock sum.
Terms
- a(0) =256a(1) =3392a(2) =44944a(3) =598688a(4) =7974976a(5) =106125920a(6) =1412256400a(7) =18797516000a(8) =250200040000
External references
- oeis: A185572