Number of 7Xn 0..4 arrays with the absolute differences of each element with its with horizontal and antidiagonal neighbors unique.
A265935
Number of 7Xn 0..4 arrays with the absolute differences of each element with its with horizontal and antidiagonal neighbors unique.
Terms
- a(0) =78125a(1) =157071768a(2) =152267520a(3) =225444912a(4) =309447168a(5) =579039920a(6) =1135042936a(7) =2998567088a(8) =8724089616a(9) =18964065400a(10) =44566825520a(11) =107404139812a(12) =337477736424a(13) =721835834136
External references
- oeis: A265935