a(n) is the number of polyedges with n edges in the {4,5} tessellation of the hyperbolic plane.
A390201
a(n) is the number of polyedges with n edges in the {4,5} tessellation of the hyperbolic plane.
Terms
- a(0) =1a(1) =2a(2) =8a(3) =33a(4) =187a(5) =1117a(6) =7355a(7) =49958
External references
- oeis: A390201