Number of nonequivalent dissections of a polygon into n pentagons by nonintersecting diagonals up to rotation and reflection.
A005040
Number of nonequivalent dissections of a polygon into n pentagons by nonintersecting diagonals up to rotation and reflection.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =8a(4) =33a(5) =194a(6) =1196a(7) =8196a(8) =58140a(9) =427975a(10) =3223610a(11) =24780752a(12) =193610550a(13) =1534060440a(14) =12302123640a(15) =99699690472a(16) =815521503060
External references
- oeis: A005040