Cremona's table of elliptic curves

30504 = 2³ · 3 · 31 · 41

Class	r	Atkin-Lehner	Eigenvalues
30504a (4 curves)	1	2+ 3+ 31- 41-	2+ 3+ -2  4  4 -6  2  0
Curve Equation t Generators 30504a1 [0,-1,0,-279,2820] 4 [-440:28315:512] 30504a2 [0,-1,0,-5084,141204] 4 [-7:420:1] 30504a3 [0,-1,0,-5704,105244] 2 [81:410:1] 30504a4 [0,-1,0,-81344,8956860] 2 [24545:89852:125]
30504b (1 curve)	1	2+ 3- 31+ 41-	2+ 3-  1  2 -1  1  1  5
Curve Equation t Generators 30504b1 [0,1,0,-261880,92544176] 1 [7210:194217:8]
30504c (4 curves)	1	2- 3+ 31+ 41-	2- 3+ -2 -4  4  2  6  4
Curve Equation t Generators 30504c1 [0,-1,0,316,-636] 2 [4:26:1] 30504c2 [0,-1,0,-1304,-3876] 4 [166:2080:1] 30504c3 [0,-1,0,-12464,536268] 2 [233:3198:1] 30504c4 [0,-1,0,-16064,-777300] 2 [12100:109135:64]

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

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