Cremona's table of elliptic curves

20944 = 2⁴ · 7 · 11 · 17

Class	r	Atkin-Lehner	Eigenvalues
20944a (1 curve)	1	2+ 7+ 11+ 17+	2+  3  1 7+ 11+ -2 17+ -4
Curve Equation t Generators 20944a1 [0,0,0,428,14492] 1 [-501:343:27]
20944b (2 curves)	2	2+ 7+ 11+ 17-	2+ -2  0 7+ 11+ -4 17- -6
Curve Equation t Generators 20944b1 [0,1,0,352,-7868] 2 [16:46:1]&[18:68:1] 20944b2 [0,1,0,-4488,-106604] 2 [-46:68:1]&[-30:44:1]
20944c (2 curves)	0	2+ 7+ 11- 17+	2+  2  0 7+ 11-  0 17+  2
Curve Equation t 20944c1 [0,-1,0,-38368,-3052464] 2 20944c2 [0,-1,0,-624008,-189520240] 2
20944d (4 curves)	0	2+ 7- 11+ 17+	2+  0  2 7- 11+ -6 17+  4
Curve Equation t 20944d1 [0,0,0,46,47] 2 20944d2 [0,0,0,-199,390] 4 20944d3 [0,0,0,-1739,-27638] 2 20944d4 [0,0,0,-2579,50370] 2
20944e (1 curve)	1	2- 7+ 11+ 17-	2-  1 -1 7+ 11+  0 17-  6
Curve Equation t Generators 20944e1 [0,1,0,539,-1697] 1 [18:119:1]
20944f (1 curve)	1	2- 7+ 11+ 17-	2- -2 -1 7+ 11+ -3 17-  6
Curve Equation t Generators 20944f1 [0,1,0,-8436,-301064] 1 [256191:1231976:2197]
20944g (2 curves)	1	2- 7+ 11- 17+	2-  2 -3 7+ 11- -1 17+ -2
Curve Equation t Generators 20944g1 [0,-1,0,28,-196] 1 [157:1962:1] 20944g2 [0,-1,0,-252,5516] 1 [5:66:1]
20944h (2 curves)	0	2- 7+ 11- 17-	2- -2  0 7+ 11- -4 17-  2
Curve Equation t 20944h1 [0,1,0,297432,1680635572] 2 20944h2 [0,1,0,-19527208,32361248436] 2
20944i (1 curve)	0	2- 7- 11+ 17-	2-  0  1 7- 11+  1 17-  4
Curve Equation t 20944i1 [0,0,0,-2267,-42422] 1
20944j (1 curve)	0	2- 7- 11+ 17-	2-  0  3 7- 11+ -3 17-  4
Curve Equation t 20944j1 [0,0,0,109,82] 1
20944k (1 curve)	0	2- 7- 11+ 17-	2-  3 -3 7- 11+ -6 17-  4
Curve Equation t 20944k1 [0,0,0,-1384,-41764] 1
20944l (2 curves)	0	2- 7- 11- 17+	2-  0  0 7- 11- -2 17+  0
Curve Equation t 20944l1 [0,0,0,-20,19] 2 20944l2 [0,0,0,65,138] 2
20944m (1 curve)	0	2- 7- 11- 17+	2-  0  3 7- 11- -5 17+ -8
Curve Equation t 20944m1 [0,0,0,-290227811,1906775267682] 1
20944n (1 curve)	0	2- 7- 11- 17+	2-  0 -3 7- 11-  7 17+  0
Curve Equation t 20944n1 [0,0,0,-75179,-44880166] 1
20944o (1 curve)	1	2- 7- 11- 17-	2-  1 -3 7- 11- -6 17-  4
Curve Equation t Generators 20944o1 [0,1,0,-357,-2989] 1 [22:17:1]
20944p (1 curve)	1	2- 7- 11- 17-	2- -3  1 7- 11- -2 17- -8
Curve Equation t Generators 20944p1 [0,0,0,-6511312,6395152048] 1 [1609:9163:1]

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