Number of (n+1)X3 0..3 arrays with no 2X2 subblock summing to less than 6.
A184666
Number of (n+1)X3 0..3 arrays with no 2X2 subblock summing to less than 6.
Terms
- a(0) =1740a(1) =67330a(2) =2405797a(3) =88458672a(4) =3225439429a(5) =117938741095
External references
- oeis: A184666