Number of nX7 0..4 arrays with the absolute differences of each element with its with horizontal and antidiagonal neighbors unique.
A265927
Number of nX7 0..4 arrays with the absolute differences of each element with its with horizontal and antidiagonal neighbors unique.
Terms
- a(0) =17012a(1) =1119424a(2) =3883480a(3) =13716476a(4) =53801792a(5) =238485164a(6) =1135042936a(7) =5759992224a(8) =29783744648a(9) =159386938728a(10) =851999276304
External references
- oeis: A265927