134328domain: NAppears in sequencesNumber of unlabeled and connected graphs on n vertices which are semi-P4-sparse (G is semi-P4-sparse iff G has no induced P5, House, or complement of a fork).at n=11A079469Nonnegative values x of solutions (x, y) to the Diophantine equation x^2+(x+193)^2 = y^2.at n=12A185394