Cremona's table of elliptic curves

13872 = 2⁴ · 3 · 17²

Field	Data	Notes
Atkin-Lehner	2- 3- 17+	Signs for the Atkin-Lehner involutions
Class	13872bi	Isogeny class
Conductor	13872	Conductor
∏ cp	32	Product of Tamagawa factors cp
Δ	514308644610048 = 213 · 32 · 178	Discriminant
Eigenvalues	2- 3-  2  0 -4 -2 17+ -4	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-128288352,559236806388]	[a1,a2,a3,a4,a6]
Generators	[-958:825384:1]	Generators of the group modulo torsion
j	2361739090258884097/5202	j-invariant
L	6.2576347859517	L(r)(E,1)/r!
Ω	0.24095474351501	Real period
R	3.2462708010363	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	1734i5 55488cp6 41616ci6 816h5	Quadratic twists by: -4 8 -3 17

Hecke Eigenvalues for elliptic curve 13872bi5

a2	a3	a5	a7	a11	a13	a17	a19	a23	a29	a31	a37	a41	a43	a47	a53	a59	a61	a67	a71	a73	a79	a83	a89	a97
-	-	2	0	-4	-2	+	-4	0	10	8	2	-10	-12	0	6	-12	10	12	0	-10	-8	-4	-6	14

---

Quadratic twists for elliptic curve 13872bi5

-4	8	-3	17
1734i5	55488cp6	41616ci6	816h5

---

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