Number of orbits on points that are at n steps from 0 in D_8 lattice.

A008373

Number of orbits on points that are at n steps from 0 in D_8 lattice.

Terms

    a(0) =1a(1) =1a(2) =4a(3) =8a(4) =18a(5) =32a(6) =59a(7) =97a(8) =160a(9) =248a(10) =380a(11) =560a(12) =816

External references