-7911171596domain: ZAppears in sequencesElliptic divisibility sequence associated with elliptic curve "37a1": y^2 + y = x^3 - x and multiples of the point (0,0).at n=30A006769Divisibility sequence associated with elliptic curve y^2 + y = x^3 - x and point (1, 0).at n=15A051138A Somos-4 variant.at n=13A157101