Number of nX3 0..2 arrays with values 0..2 introduced in row major order, the number of instances of each value within one of each other, and every element equal to zero or one horizontal or vertical neighbors.
A199225
Number of nX3 0..2 arrays with values 0..2 introduced in row major order, the number of instances of each value within one of each other, and every element equal to zero or one horizontal or vertical neighbors.
Terms
- a(0) =1a(1) =15a(2) =110a(3) =1114a(4) =10790a(5) =108608a(6) =1114424a(7) =11614563a(8) =122555420a(9) =1306096140a(10) =14036296174a(11) =151900593514
External references
- oeis: A199225