4125636domain: NAppears in sequencesNumber of perifusenes with one internal vertex.at n=14A038380Number of perifusenes with one internal vertex and symmetry point group C_s.at n=14A038381Duplicate of A038381.at n=11A122738Numbers of perifusenes with one internal vertex (see Cyvin et al. for precise definition).at n=11A122739