Number of (n+1)X(3+1) 0..3 arrays with no element equal to all horizontal neighbors or unequal to all vertical neighbors, and new values 0..3 introduced in row major order.
A239152
Number of (n+1)X(3+1) 0..3 arrays with no element equal to all horizontal neighbors or unequal to all vertical neighbors, and new values 0..3 introduced in row major order.
Terms
- a(0) =7a(1) =7a(2) =868a(3) =5775a(4) =209839a(5) =2709568a(6) =63961519a(7) =1049404191a(8) =21350167780a(9) =381843947671
External references
- oeis: A239152