Number of dissections of an n-gon by nonintersecting diagonals into polygons with a prime number of sides counted up to rotations and reflections.

A295419

Number of dissections of an n-gon by nonintersecting diagonals into polygons with a prime number of sides counted up to rotations and reflections.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =4a(4) =8a(5) =23a(6) =64a(7) =222a(8) =752a(9) =2805a(10) =10475a(11) =40614a(12) =158994a(13) =633456a(14) =2548241a(15) =10362685a(16) =42485242a(17) =175557329a(18) =730314350a(19) =3056971164a(20) =12867007761a(21) =54434131848a(22) =231354091945a(23) =987496927875

External references