class leader: y² = x³ + 21x + 11

Sr no.	class members	# points	points
1	y2 = x3 + 21x + 11	18	(28,16) (28,23) (28,68) (28,75) (42,19) (42,33) (42,58) (42,72) (49,5) (49,44) (49,47) (49,86) (56,9) (56,30) (56,61) (56,82) (63,26) (63,65)
2	y2 = x3 + 7x + 67	18	(7,2) (7,37) (7,54) (7,89) (14,19) (14,33) (14,58) (14,72) (35,12) (35,40) (35,51) (35,79) (56,9) (56,30) (56,61) (56,82) (84,26) (84,65)
3	y2 = x3 + 7x + 11	18	(7,26) (7,65) (35,19) (35,33) (35,58) (35,72) (56,5) (56,44) (56,47) (56,86) (77,9) (77,30) (77,61) (77,82) (84,16) (84,23) (84,68) (84,75)
4	y2 = x3 + 63x + 11	18	(14,19) (14,33) (14,58) (14,72) (21,26) (21,65) (49,9) (49,30) (49,61) (49,82) (70,16) (70,23) (70,68) (70,75) (77,5) (77,44) (77,47) (77,86)
5	y2 = x3 + 21x + 67	18	(28,26) (28,65) (35,19) (35,33) (35,58) (35,72) (42,12) (42,40) (42,51) (42,79) (49,9) (49,30) (49,61) (49,82) (63,2) (63,37) (63,54) (63,89)
6	y2 = x3 + 63x + 67	18	(14,12) (14,40) (14,51) (14,79) (21,2) (21,37) (21,54) (21,89) (42,19) (42,33) (42,58) (42,72) (70,26) (70,65) (77,9) (77,30) (77,61) (77,82)