

A054889


Layer counting sequence for hyperbolic tessellation by regular pentagons of angle 2*Pi/5.


0



1, 5, 20, 70, 245, 860, 3015, 10570, 37060, 129935, 455560, 1597225, 5599980, 19633910, 68837825, 241350100, 846189875, 2966799290, 10401800220, 36469419475, 448300820765, 1571773187140, 5510743762630
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