Cremona's table of elliptic curves

41808 = 2⁴ · 3 · 13 · 67

Class	r	Atkin-Lehner	Eigenvalues
41808a (1 curve)	0	2+ 3+ 13+ 67-	2+ 3+  0  0  1 13+  2 -7
Curve Equation t 41808a1 [0,-1,0,-22816808,-41986039776] 1
41808b (1 curve)	0	2+ 3+ 13+ 67-	2+ 3+  1  5 -2 13+  0 -2
Curve Equation t 41808b1 [0,-1,0,2280,-24096] 1
41808c (1 curve)	0	2+ 3+ 13+ 67-	2+ 3+ -2  4  2 13+  3  5
Curve Equation t 41808c1 [0,-1,0,311,-6395] 1
41808d (1 curve)	0	2+ 3+ 13+ 67-	2+ 3+  4 -4  1 13+ -6  1
Curve Equation t 41808d1 [0,-1,0,-1256,32928] 1
41808e (1 curve)	0	2+ 3- 13+ 67+	2+ 3-  0  4  5 13+  6 -5
Curve Equation t 41808e1 [0,1,0,1797912,-106725276] 1
41808f (1 curve)	1	2+ 3- 13- 67+	2+ 3-  1 -1 -2 13- -4  2
Curve Equation t Generators 41808f1 [0,1,0,-200,-2844] 1 [40:-234:1]
41808g (1 curve)	0	2+ 3- 13- 67-	2+ 3-  0  4 -5 13-  2 -7
Curve Equation t 41808g1 [0,1,0,32,-28] 1
41808h (1 curve)	1	2- 3+ 13+ 67-	2- 3+  1 -5  6 13+  0  8
Curve Equation t Generators 41808h1 [0,-1,0,-145140,24531084] 1 [41615:1011296:343]
41808i (1 curve)	1	2- 3+ 13+ 67-	2- 3+ -2 -2  3 13+ -6  5
Curve Equation t Generators 41808i1 [0,-1,0,896,-20480] 1 [18:34:1]
41808j (2 curves)	1	2- 3+ 13+ 67-	2- 3+ -2  4 -6 13+ -6 -4
Curve Equation t Generators 41808j1 [0,-1,0,-289,-1820] 2 [3306:67067:8] 41808j2 [0,-1,0,-4644,-120276] 2 [4423870:88763409:10648]
41808k (1 curve)	1	2- 3+ 13+ 67-	2- 3+ -3  1 -2 13+  0  2
Curve Equation t Generators 41808k1 [0,-1,0,-40912,211862464] 1 [-22:14586:1]
41808l (1 curve)	1	2- 3- 13+ 67+	2- 3-  2 -2  3 13+ -2 -1
Curve Equation t Generators 41808l1 [0,1,0,-432,3348] 1 [12:6:1]
41808m (1 curve)	1	2- 3- 13+ 67+	2- 3-  3  3 -6 13+  0  2
Curve Equation t Generators 41808m1 [0,1,0,-27704,1766484] 1 [100:78:1]
41808n (4 curves)	0	2- 3- 13+ 67-	2- 3- -2  4 -4 13+ -6 -4
Curve Equation t 41808n1 [0,1,0,-11344,-468844] 2 41808n2 [0,1,0,-11664,-441324] 4 41808n3 [0,1,0,15376,-2161068] 4 41808n4 [0,1,0,-43824,3044820] 2
41808o (1 curve)	0	2- 3- 13- 67+	2- 3- -1 -1 -2 13- -4  2
Curve Equation t 41808o1 [0,1,0,-5816,-188844] 1
41808p (1 curve)	1	2- 3- 13- 67-	2- 3-  0  0  1 13- -2  5
Curve Equation t Generators 41808p1 [0,1,0,-120608,-16363020] 1 [460:5070:1]
41808q (1 curve)	1	2- 3- 13- 67-	2- 3-  2 -2  5 13-  2 -3
Curve Equation t Generators 41808q1 [0,1,0,115448,-5377612] 1 [3452:203814:1]
41808r (1 curve)	1	2- 3- 13- 67-	2- 3- -2  0  6 13- -1 -7
Curve Equation t Generators 41808r1 [0,1,0,3731,89735] 1 [203:3042:1]

Data from Elliptic Curve Data by J. E. Cremona.
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