Cremona's table of elliptic curves

28440 = 2³ · 3² · 5 · 79

Class	r	Atkin-Lehner	Eigenvalues
28440a (2 curves)	1	2+ 3+ 5+ 79+	2+ 3+ 5+ -2  0  4  6 -8
Curve Equation t Generators 28440a1 [0,0,0,-5643,-167562] 2 [1103241:3132432:12167] 28440a2 [0,0,0,-90963,-10559538] 2 [1555200798:-106782784462:328509]
28440b (2 curves)	0	2+ 3+ 5+ 79-	2+ 3+ 5+  0  0 -4 -4  0
Curve Equation t 28440b1 [0,0,0,-3483,-79002] 2 28440b2 [0,0,0,-2403,-128898] 2
28440c (1 curve)	0	2+ 3+ 5- 79+	2+ 3+ 5- -4 -2  5 -2  7
Curve Equation t 28440c1 [0,0,0,-31347,-2141586] 1
28440d (2 curves)	0	2+ 3- 5+ 79+	2+ 3- 5+  0 -2 -6 -6 -4
Curve Equation t 28440d1 [0,0,0,-5888343,-5588473142] 2 28440d2 [0,0,0,-94635363,-354346512338] 2
28440e (2 curves)	0	2+ 3- 5+ 79+	2+ 3- 5+ -2  0  2  0  4
Curve Equation t 28440e1 [0,0,0,117,1782] 2 28440e2 [0,0,0,-1683,24462] 2
28440f (2 curves)	1	2+ 3- 5+ 79-	2+ 3- 5+  0 -2  2  2 -4
Curve Equation t Generators 28440f1 [0,0,0,2697,-19222] 2 [907:27360:1] 28440f2 [0,0,0,-11523,-158578] 2 [-17:180:1]
28440g (1 curve)	0	2- 3+ 5+ 79+	2- 3+ 5+ -4  2  5  2  7
Curve Equation t 28440g1 [0,0,0,-3483,79318] 1
28440h (2 curves)	1	2- 3+ 5- 79+	2- 3+ 5- -2  0  4 -6 -8
Curve Equation t Generators 28440h1 [0,0,0,-627,6206] 2 [-5:96:1] 28440h2 [0,0,0,-10107,391094] 2 [74:220:1]
28440i (2 curves)	0	2- 3+ 5- 79-	2- 3+ 5-  0  0 -4  4  0
Curve Equation t 28440i1 [0,0,0,-387,2926] 2 28440i2 [0,0,0,-267,4774] 2
28440j (4 curves)	1	2- 3- 5+ 79+	2- 3- 5+  0  0 -2  2 -4
Curve Equation t Generators 28440j1 [0,0,0,-17778,912373] 4 [158:1431:1] 28440j2 [0,0,0,-17823,907522] 4 [-79:1350:1] 28440j3 [0,0,0,-4323,2249422] 2 [-61:1512:1] 28440j4 [0,0,0,-32043,-744842] 2 [563:12636:1]
28440k (2 curves)	1	2- 3- 5+ 79+	2- 3- 5+  2 -4  2 -4  4
Curve Equation t Generators 28440k1 [0,0,0,177,178] 2 [9:50:1] 28440k2 [0,0,0,-723,1438] 2 [27:40:1]
28440l (1 curve)	0	2- 3- 5+ 79-	2- 3- 5+  1  1 -4  2 -8
Curve Equation t 28440l1 [0,0,0,-228,-1388] 1
28440m (1 curve)	0	2- 3- 5+ 79-	2- 3- 5+ -2 -2  5 -4  1
Curve Equation t 28440m1 [0,0,0,-16923,863062] 1
28440n (2 curves)	0	2- 3- 5+ 79-	2- 3- 5+ -2  4  2 -4  4
Curve Equation t 28440n1 [0,0,0,-9138,335437] 2 28440n2 [0,0,0,-5583,599218] 2
28440o (1 curve)	1	2- 3- 5- 79-	2- 3- 5-  3  3 -1  7 -6
Curve Equation t Generators 28440o1 [0,0,0,933,46726] 1 [-13:180:1]

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