a(n) = numerator of the X-coordinate of n*P where P is the generator [0,0] for rational points on the curve y^2 + y = x^3 + x^2.

A350622

a(n) = numerator of the X-coordinate of n*P where P is the generator [0,0] for rational points on the curve y^2 + y = x^3 + x^2.

Terms

    a(0) =0a(1) =-1a(2) =1a(3) =2a(4) =-3a(5) =-2a(6) =21a(7) =11a(8) =-140a(9) =209a(10) =1740a(11) =-3629a(12) =-17139a(13) =194438a(14) =528157a(15) =-8338438a(16) =15659721a(17) =665838199a(18) =-1524968280a(19) =-50443970239a(20) =791991662680

External references