Cremona's table of elliptic curves

16399 = 23² · 31

Class	r	Atkin-Lehner	Eigenvalues
16399a (1 curve)	2	23- 31+	-1 -2  1  0 -4 -5  2  2
Curve Equation t Generators 16399a1 [1,0,0,-5830,450693] 1 [23:562:1]&[44:507:1]
16399b (1 curve)	2	23- 31+	-1 -2 -1  0  4 -5 -2 -2
Curve Equation t Generators 16399b1 [1,0,0,-11,-38] 1 [7:12:1]&[14:44:1]
16399c (1 curve)	1	23- 31-	1  1  0  3  4  2 -3  4
Curve Equation t Generators 16399c1 [1,0,1,-276,-15753] 1 [2644827:22892478:29791]

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

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