546516domain: NAppears in sequencesNumber of ways to place 8 non-attacking wazirs on an n X n toroidal board.at n=5A201242Numbers n such that n^2 + (n+1)^2 + (n+2)^2 is equal to the sum of the heptagonal numbers H(m), H(m+1) and H(m+2) for some m.at n=3A251770