Number of free 4-dimensional polyhypercubes with n cells, allowing edge-, face-, and 3-face-connections.

A365365

Number of free 4-dimensional polyhypercubes with n cells, allowing edge-, face-, and 3-face-connections.

Terms

    a(0) =1a(1) =3a(2) =20a(3) =430a(4) =16845

External references