Number of nX2 arrays containing 2 copies of 0..n-1 with no element plus any horizontal or antidiagonal neighbor equal to n-1.
A265854
Number of nX2 arrays containing 2 copies of 0..n-1 with no element plus any horizontal or antidiagonal neighbor equal to n-1.
Terms
- a(0) =0a(1) =0a(2) =10a(3) =248a(4) =14928a(5) =829824a(6) =90999072a(7) =9589855104
External references
- oeis: A265854