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A217751 Number of pentagonal regions in the exterior of a regular n-gon with all diagonals drawn. 1

%I

%S 0,0,0,0,0,0,0,0,22,48,78,84,240,128,306

%N Number of pentagonal regions in the exterior of a regular n-gon with all diagonals drawn.

%Y Cf. A067152, A217746.

%K nonn

%O 3,9

%A _Martin Renner_, Mar 23 2013

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Last modified August 9 15:01 EDT 2022. Contains 356026 sequences. (Running on oeis4.)