1/36 the number of (n+2)X10 0..2 arrays with each 3X3 subblock containing two of one value, two of another, and five of the last.
A184456
1/36 the number of (n+2)X10 0..2 arrays with each 3X3 subblock containing two of one value, two of another, and five of the last.
Terms
- a(0) =898857a(1) =930657a(2) =967138a(3) =1011114a(4) =1119528a(5) =1288638
External references
- oeis: A184456