Number of partitions into strokes of the star graph with n edges on the plane, up to rotations and reflections around the center node.

A089243

Number of partitions into strokes of the star graph with n edges on the plane, up to rotations and reflections around the center node.

Terms

    a(0) =1a(1) =2a(2) =3a(3) =4a(4) =9a(5) =22a(6) =61a(7) =200a(8) =689a(9) =3054a(10) =12110a(11) =61132a(12) =274264a(13) =1515134a(14) =7498195a(15) =44301928a(16) =238206692a(17) =1490114770a(18) =8605537805a(19) =56612534420a(20) =348083793872

External references