Number of oriented n-dimensional polytopes with n+3 vertices, meaning that two polytopes are identified if they have the same combinatorial type and there exists an orientation-preserving homeomorphism mapping the first polytope to the second polytope.

A114290

Number of oriented n-dimensional polytopes with n+3 vertices, meaning that two polytopes are identified if they have the same combinatorial type and there exists an orientation-preserving homeomorphism mapping the first polytope to the second polytope.

Terms

    a(0) =0a(1) =1a(2) =7a(3) =38a(4) =170a(5) =617a(6) =1979a(7) =5859a(8) =16571a(9) =45516a(10) =123159a(11) =330736a(12) =885780a(13) =2372305a(14) =6362965a(15) =17102719a(16) =46078541a(17) =124440388a(18) =336829857a(19) =913658780a(20) =2483217288a(21) =6761405513a(22) =18441239903a(23) =50375429081a(24) =137807555515a(25) =377492301876

External references