Number of self-avoiding closed paths on an n X n grid which pass through NW and SE corners.

A333323

Number of self-avoiding closed paths on an n X n grid which pass through NW and SE corners.

Terms

    a(0) =1a(1) =3a(2) =42a(3) =1799a(4) =232094a(5) =92617031a(6) =115156685746

External references