Number of solenoidal flows (flow in = flow out) in an n X n square array with integer velocities in -1 .. 1.

A068726

Number of solenoidal flows (flow in = flow out) in an n X n square array with integer velocities in -1 .. 1.

Terms

    a(0) =1a(1) =3a(2) =35a(3) =2053a(4) =569397a(5) =758541101

External references