T(n,k)=Number of nXk 0..3 arrays with every repeated value in every row and column unequal to the previous repeated value, and new values introduced in row-major sequential order.
A268073
T(n,k)=Number of nXk 0..3 arrays with every repeated value in every row and column unequal to the previous repeated value, and new values introduced in row-major sequential order.
Terms
- a(0) =1a(1) =2a(2) =2a(3) =4a(4) =15a(5) =4a(6) =12a(7) =159a(8) =159a(9) =12a(10) =39a(11) =2191a(12) =7445a(13) =2191a(14) =39a(15) =138a(16) =30295a(17) =381958a(18) =381958a(19) =30295a(20) =138a(21) =499a(22) =421471a(23) =18691624a(24) =70985206a(25) =18691624a(26) =421471a(27) =499a(28) =1830a(29) =5797959
External references
- oeis: A268073