Number of (n+1)X5 0..3 arrays with the number of clockwise edge increases in every 2X2 subblock equal to two.
A206193
Number of (n+1)X5 0..3 arrays with the number of clockwise edge increases in every 2X2 subblock equal to two.
Terms
- a(0) =68180a(1) =5972392a(2) =527945420a(3) =46704516192
External references
- oeis: A206193