Number of (n+2)X(2+2) 0..2 arrays with the (lower) median of each row and column nondecreasing.
A237547
Number of (n+2)X(2+2) 0..2 arrays with the (lower) median of each row and column nondecreasing.
Terms
- a(0) =53831a(1) =3203193a(2) =143951490a(3) =7420279118a(4) =324957818406
External references
- oeis: A237547