Number of n X 3 0..5 arrays with no element equal to another within a city block distance of two, and new values 0..5 introduced in row major order.
A206391
Number of n X 3 0..5 arrays with no element equal to another within a city block distance of two, and new values 0..5 introduced in row major order.
Terms
- a(0) =1a(1) =4a(2) =26a(3) =206a(4) =1592a(5) =12428a(6) =96632a(7) =752552a(8) =5856992a(9) =45595664a(10) =354918176a(11) =2762807264a(12) =21506309504a(13) =167411006144
External references
- oeis: A206391