Number of (n+1)X3 0..2 arrays with no 2X2 subblock summing to less than 4.
A184557
Number of (n+1)X3 0..2 arrays with no 2X2 subblock summing to less than 4.
Terms
- a(0) =336a(1) =5736a(2) =91157a(3) =1486258a(4) =24057629a(5) =390354307a(6) =6329171799a(7) =102644935902
External references
- oeis: A184557