class leader: y² = x³ + 21x + 41

Sr no.	class members	# points	points
1	y2 = x3 + 21x + 41	18	(2,28) (2,49) (18,28) (18,49) (29,28) (29,49) (39,14) (39,63) (46,28) (46,49) (50,14) (50,63) (51,28) (51,49) (57,28) (57,49) (72,14) (72,63)
2	y2 = x3 + 35x + 62	18	(18,21) (18,56) (29,21) (29,56) (32,35) (32,42) (39,35) (39,42) (43,35) (43,42) (50,35) (50,42) (51,21) (51,56) (65,35) (65,42) (72,35) (72,42)
3	y2 = x3 + 63x + 76	18	(2,21) (2,56) (8,28) (8,49) (30,28) (30,49) (32,21) (32,56) (43,21) (43,56) (46,21) (46,56) (57,21) (57,56) (65,21) (65,56) (74,28) (74,49)
4	y2 = x3 + 7x + 13	18	(8,14) (8,63) (18,14) (18,63) (29,14) (29,63) (30,14) (30,63) (32,7) (32,70) (43,7) (43,70) (51,14) (51,63) (65,7) (65,70) (74,14) (74,63)
5	y2 = x3 + 28x + 6	18	(2,35) (2,42) (8,7) (8,70) (30,7) (30,70) (39,7) (39,70) (46,35) (46,42) (50,7) (50,70) (57,35) (57,42) (72,7) (72,70) (74,7) (74,70)