Number of (n+2)X4 0..2 arrays with each 3X3 subblock nonsingular.
A184781
Number of (n+2)X4 0..2 arrays with each 3X3 subblock nonsingular.
Terms
- a(0) =260268a(1) =13313404a(2) =681288932a(3) =34797264276
External references
- oeis: A184781
A184781
Number of (n+2)X4 0..2 arrays with each 3X3 subblock nonsingular.