Number of (n+1)X4 0..2 arrays containing all values 0..2 with every 2X2 subblock having two or three distinct values, and new values 0..2 introduced in row major order.
A210007
Number of (n+1)X4 0..2 arrays containing all values 0..2 with every 2X2 subblock having two or three distinct values, and new values 0..2 introduced in row major order.
Terms
- a(0) =893a(1) =70923a(2) =5258039a(3) =385841179a(4) =28267925909
External references
- oeis: A210007