Cremona's table of elliptic curves

61380 = 2² · 3² · 5 · 11 · 31

Class	r	Atkin-Lehner	Eigenvalues
61380a (1 curve)	0	2- 3+ 5+ 11- 31-	2- 3+ 5+ -1 11- -4  2  4
Curve Equation t 61380a1 [0,0,0,298348272,-1050246309852] 1
61380b (1 curve)	0	2- 3+ 5+ 11- 31-	2- 3+ 5+  5 11-  4  6  4
Curve Equation t 61380b1 [0,0,0,-96768,11896308] 1
61380c (1 curve)	0	2- 3+ 5- 11+ 31-	2- 3+ 5- -1 11+ -4 -2  4
Curve Equation t 61380c1 [0,0,0,33149808,38898011476] 1
61380d (1 curve)	0	2- 3+ 5- 11+ 31-	2- 3+ 5-  5 11+  4 -6  4
Curve Equation t 61380d1 [0,0,0,-10752,-440604] 1
61380e (2 curves)	1	2- 3- 5+ 11+ 31+	2- 3- 5+  2 11+  4 -4  4
Curve Equation t Generators 61380e1 [0,0,0,-105708,6672053] 2 [264976:1323369:4096] 61380e2 [0,0,0,-1446303,669194102] 2 [514:7848:1]
61380f (2 curves)	0	2- 3- 5+ 11+ 31-	2- 3- 5+  2 11+  4  0 -8
Curve Equation t 61380f1 [0,0,0,-11628,-430623] 2 61380f2 [0,0,0,-180423,-29497122] 2
61380g (2 curves)	0	2- 3- 5+ 11+ 31-	2- 3- 5+ -2 11+  4 -4  0
Curve Equation t 61380g1 [0,0,0,-14628,-190627] 2 61380g2 [0,0,0,-183423,-30202378] 2
61380h (2 curves)	0	2- 3- 5+ 11+ 31-	2- 3- 5+  4 11+  6  4  6
Curve Equation t 61380h1 [0,0,0,-360948,83467033] 2 61380h2 [0,0,0,-362343,82789342] 2
61380i (2 curves)	0	2- 3- 5+ 11+ 31-	2- 3- 5+ -4 11+  0  4  4
Curve Equation t 61380i1 [0,0,0,-266088,50550613] 2 61380i2 [0,0,0,-741783,-180542018] 2
61380j (2 curves)	0	2- 3- 5+ 11- 31+	2- 3- 5+ -2 11-  0  0  0
Curve Equation t 61380j1 [0,0,0,-896988,-326813623] 2 61380j2 [0,0,0,-1065783,-195187282] 2
61380k (1 curve)	0	2- 3- 5+ 11- 31+	2- 3- 5+  3 11- -2 -2 -2
Curve Equation t 61380k1 [0,0,0,-48,1492] 1
61380l (2 curves)	0	2- 3- 5+ 11- 31+	2- 3- 5+  4 11-  6  8 -6
Curve Equation t 61380l1 [0,0,0,-588,-5083] 2 61380l2 [0,0,0,-1983,28118] 2
61380m (2 curves)	1	2- 3- 5+ 11- 31-	2- 3- 5+ -2 11-  0  4 -4
Curve Equation t Generators 61380m1 [0,0,0,-1908,31833] 2 [36:-99:1] 61380m2 [0,0,0,-3303,-20898] 2 [-21:198:1]
61380n (4 curves)	1	2- 3- 5+ 11- 31-	2- 3- 5+ -4 11-  2  0  2
Curve Equation t Generators 61380n1 [0,0,0,-111468,-14324267] 2 [-12322840:-169533:64000] 61380n2 [0,0,0,-112863,-13947338] 2 [-12796:50625:64] 61380n3 [0,0,0,-149268,-3781847] 6 [-292:3861:1] 61380n4 [0,0,0,-1489863,696276862] 6 [-1069:32670:1]
61380o (4 curves)	1	2- 3- 5- 11+ 31-	2- 3- 5-  2 11+ -4  0  2
Curve Equation t Generators 61380o1 [0,0,0,32028,-21306611] 2 [871470320:-21639037491:1404928] 61380o2 [0,0,0,-984927,-361579754] 2 [-197554:-1312200:343] 61380o3 [0,0,0,-288732,580663681] 6 [570:24521:1] 61380o4 [0,0,0,-12354087,16610694334] 6 [-2902:167400:1]
61380p (2 curves)	1	2- 3- 5- 11+ 31-	2- 3- 5-  2 11+ -4 -8 -2
Curve Equation t Generators 61380p1 [0,0,0,-47172,10504861] 2 [207:3100:1] 61380p2 [0,0,0,-1064127,421964854] 2 [6274:-66825:8]
61380q (2 curves)	1	2- 3- 5- 11+ 31-	2- 3- 5- -2 11+  0  4 -2
Curve Equation t Generators 61380q1 [0,0,0,-20892,-1168499] 2 [275:3726:1] 61380q2 [0,0,0,-334767,-74552474] 2 [6850:130617:8]
61380r (2 curves)	1	2- 3- 5- 11+ 31-	2- 3- 5- -2 11+ -4  4  6
Curve Equation t Generators 61380r1 [0,0,0,43207188,-40666564991] 2 [12034:1332225:8] 61380r2 [0,0,0,-185607687,-336341146466] 2 [641890:179121519:8]
61380s (2 curves)	1	2- 3- 5- 11- 31+	2- 3- 5-  2 11-  0  4  2
Curve Equation t Generators 61380s1 [0,0,0,-12,24041] 2 [2:-155:1] 61380s2 [0,0,0,-12567,533774] 2 [43:270:1]
61380t (2 curves)	1	2- 3- 5- 11- 31+	2- 3- 5-  2 11- -4  4 -2
Curve Equation t Generators 61380t1 [0,0,0,158388,11951341] 2 [887:29160:1] 61380t2 [0,0,0,-713487,101056966] 2 [-558:18040:1]
61380u (2 curves)	1	2- 3- 5- 11- 31+	2- 3- 5- -2 11-  0  0  6
Curve Equation t Generators 61380u1 [0,0,0,348,-120179] 2 [287:4860:1] 61380u2 [0,0,0,-34527,-2414954] 2 [-3066:5500:27]
61380v (2 curves)	1	2- 3- 5- 11- 31+	2- 3- 5- -2 11-  4  0  6
Curve Equation t Generators 61380v1 [0,0,0,-16932,-1570831] 2 [298:-4455:1] 61380v2 [0,0,0,-330807,-73197106] 2 [-337:110:1]

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