Number of n X 4 0..2 arrays with no element equal to any value at offset (-2,-2) (-1,-2) or (0,-1) and new values introduced in order 0..2.
A275138
Number of n X 4 0..2 arrays with no element equal to any value at offset (-2,-2) (-1,-2) or (0,-1) and new values introduced in order 0..2.
Terms
- a(0) =4a(1) =48a(2) =224a(3) =1088a(4) =5248a(5) =25344a(6) =122368a(7) =590848a(8) =2852864a(9) =13774848a(10) =66510848a(11) =321142784a(12) =1550614528a(13) =7487029248a(14) =36150575104a(15) =174550417408a(16) =842803970048
External references
- oeis: A275138