Number of 5Xn 0..2 arrays with no more than floor(5Xn/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order.
A222990
Number of 5Xn 0..2 arrays with no more than floor(5Xn/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order.
Terms
- a(0) =41a(1) =326a(2) =2903a(3) =68385a(4) =601407a(5) =18382319a(6) =183010307a(7) =6204558968a(8) =67324595334
External references
- oeis: A222990