Number of walks of length 2*n+2 from origin to (1,1) in a square lattice.
A135389
Number of walks of length 2*n+2 from origin to (1,1) in a square lattice.
Terms
- a(0) =2a(1) =24a(2) =300a(3) =3920a(4) =52920a(5) =731808a(6) =10306296a(7) =147232800a(8) =2127513960a(9) =31031617760a(10) =456164781072
External references
- oeis: A135389