Cremona's table of elliptic curves

3720 = 2³ · 3 · 5 · 31

Class	r	Atkin-Lehner	Eigenvalues
3720a (2 curves)	1	2+ 3+ 5+ 31+	2+ 3+ 5+ -2  0  4 -6  0
Curve Equation t Generators 3720a1 [0,-1,0,4,276] 2 [-2:16:1] 3720a2 [0,-1,0,-616,5980] 2 [-14:108:1]
3720b (4 curves)	0	2+ 3+ 5- 31+	2+ 3+ 5-  4 -4 -6 -2 -4
Curve Equation t 3720b1 [0,-1,0,25,180] 2 3720b2 [0,-1,0,-380,2772] 4 3720b3 [0,-1,0,-1280,-14148] 2 3720b4 [0,-1,0,-5960,179100] 4
3720c (4 curves)	1	2+ 3- 5+ 31-	2+ 3- 5+  0  0 -2 -2 -4
Curve Equation t Generators 3720c1 [0,1,0,-876,27360] 2 [-9:186:1] 3720c2 [0,1,0,-20096,1088304] 4 [52:432:1] 3720c3 [0,1,0,-26296,354224] 2 [155:162:1] 3720c4 [0,1,0,-321416,70030320] 2 [331:126:1]
3720d (2 curves)	1	2+ 3- 5+ 31-	2+ 3- 5+ -2  0  0  2  0
Curve Equation t Generators 3720d1 [0,1,0,84,384] 2 [32:192:1] 3720d2 [0,1,0,-536,3360] 2 [4:36:1]
3720e (2 curves)	0	2+ 3- 5- 31-	2+ 3- 5-  4  6 -6 -4  0
Curve Equation t 3720e1 [0,1,0,-240,-3600] 2 3720e2 [0,1,0,-5240,-147600] 2
3720f (1 curve)	0	2- 3+ 5+ 31+	2- 3+ 5+ -1 -3 -6 -4  1
Curve Equation t 3720f1 [0,-1,0,-256,-1940] 1
3720g (4 curves)	0	2- 3- 5- 31+	2- 3- 5-  0  0 -2  6  4
Curve Equation t 3720g1 [0,1,0,60,288] 4 3720g2 [0,1,0,-440,2688] 4 3720g3 [0,1,0,-2240,-39072] 2 3720g4 [0,1,0,-6640,206048] 2
3720h (1 curve)	0	2- 3- 5- 31+	2- 3- 5- -3  3 -2  0  1
Curve Equation t 3720h1 [0,1,0,-1639440,-808509600] 1

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

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