Cremona's table of elliptic curves

20216 = 2³ · 7 · 19²

Class	r	Atkin-Lehner	Eigenvalues
20216a (1 curve)	1	2+ 7+ 19+	2+ -1  1 7+  0  1  5 19+
Curve Equation t Generators 20216a1 [0,-1,0,-120,-107] 1 [-6:19:1]
20216b (4 curves)	0	2+ 7+ 19-	2+  0  2 7+ -4 -2 -6 19-
Curve Equation t 20216b1 [0,0,0,361,-13718] 2 20216b2 [0,0,0,-6859,-205770] 4 20216b3 [0,0,0,-107939,-13649410] 2 20216b4 [0,0,0,-21299,946542] 2
20216c (1 curve)	0	2+ 7+ 19-	2+ -1 -1 7+  4  1 -1 19-
Curve Equation t 20216c1 [0,-1,0,-4734996,3967280149] 1
20216d (1 curve)	0	2+ 7- 19+	2+  3 -3 7- -4 -3 -3 19+
Curve Equation t 20216d1 [0,0,0,-6859,-130321] 1
20216e (1 curve)	1	2+ 7- 19-	2+  0 -3 7-  2  1 -4 19-
Curve Equation t Generators 20216e1 [0,0,0,-19,-114] 1 [50:27:8]
20216f (1 curve)	1	2+ 7- 19-	2+ -1 -1 7- -4  1  7 19-
Curve Equation t Generators 20216f1 [0,-1,0,-196,1109] 1 [10:7:1]
20216g (1 curve)	0	2- 7+ 19+	2-  1 -1 7+  4 -1 -1 19+
Curve Equation t 20216g1 [0,1,0,-13116,-582547] 1
20216h (1 curve)	1	2- 7+ 19-	2-  1  1 7+  0 -1  5 19-
Curve Equation t Generators 20216h1 [0,1,0,-43440,994301] 1 [10:749:1]
20216i (1 curve)	1	2- 7- 19+	2-  0 -3 7-  2 -1 -4 19+
Curve Equation t Generators 20216i1 [0,0,0,-6859,781926] 1 [722:7581:8]
20216j (1 curve)	1	2- 7- 19+	2-  1 -1 7- -4 -1  7 19+
Curve Equation t Generators 20216j1 [0,1,0,-70876,-7181627] 1 [-1206:2527:8]
20216k (2 curves)	0	2- 7- 19-	2- -2 -4 7-  0  0 -2 19-
Curve Equation t 20216k1 [0,1,0,-120,27904] 2 20216k2 [0,1,0,-14560,663264] 2
20216l (1 curve)	2	2- 7- 19-	2- -3 -3 7- -4  3 -3 19-
Curve Equation t Generators 20216l1 [0,0,0,-19,19] 1 [-3:7:1]&[-2:7:1]

Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

Part of Computational Number Theory
Back to Tables and computations