Number of ways to partition n labeled elements into pie slices forming an aperiodic pattern.

A032325

Number of ways to partition n labeled elements into pie slices forming an aperiodic pattern.

Terms

    a(0) =1a(1) =1a(2) =4a(3) =17a(4) =126a(5) =832a(6) =8646a(7) =83281a(8) =1035670a(9) =13155686a(10) =200866326a(11) =3090454952a(12) =55704133590

External references