Cremona's table of elliptic curves

16856 = 2³ · 7² · 43

Class	r	Atkin-Lehner	Eigenvalues
16856a (1 curve)	1	2+ 7+ 43+	2+  1 -3 7+  3 -2  3  3
Curve Equation t Generators 16856a1 [0,1,0,-212,1049] 1 [-4:43:1]
16856b (1 curve)	2	2+ 7+ 43-	2+  1 -3 7+ -5 -6 -1  7
Curve Equation t Generators 16856b1 [0,1,0,-2172,32801] 1 [-53:43:1]&[16:49:1]
16856c (1 curve)	0	2+ 7- 43+	2+ -1  3 7-  3  2 -3 -3
Curve Equation t 16856c1 [0,-1,0,-10404,-380603] 1
16856d (2 curves)	0	2+ 7- 43+	2+  2 -2 7-  4  4  6 -6
Curve Equation t 16856d1 [0,-1,0,-5504,170108] 2 16856d2 [0,-1,0,-89784,10384844] 2
16856e (1 curve)	1	2+ 7- 43-	2+ -1  3 7- -5  6  1 -7
Curve Equation t Generators 16856e1 [0,-1,0,-44,-83] 1 [14:43:1]
16856f (1 curve)	1	2+ 7- 43-	2+  2  0 7-  1 -3  7  2
Curve Equation t Generators 16856f1 [0,-1,0,327,84701] 1 [5:294:1]
16856g (1 curve)	0	2- 7- 43-	2-  0  2 7-  1  1  7  6
Curve Equation t 16856g1 [0,0,0,196,-1372] 1
16856h (4 curves)	0	2- 7- 43-	2-  0  2 7-  4 -2 -2  0
Curve Equation t 16856h1 [0,0,0,-115199,-17556798] 4 16856h2 [0,0,0,-1927219,-1029751170] 4 16856h3 [0,0,0,-30835259,-65905174538] 2 16856h4 [0,0,0,-2011499,-934767610] 2

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

Part of Computational Number Theory
Back to Tables and computations