Number of (n+3)X(1+3) 0..1 arrays with no 4x4 subblock diagonal sum not equal the antidiagonal sum.
A258950
Number of (n+3)X(1+3) 0..1 arrays with no 4x4 subblock diagonal sum not equal the antidiagonal sum.
Terms
- a(0) =17920a(1) =80000a(2) =357600a(3) =1645856a(4) =7668960a(5) =35887648a(6) =169347520a(7) =803828768a(8) =3829693280a(9) =18318594784a(10) =87917964800a(11) =423088386624
External references
- oeis: A258950