Resposta :
4:0,4,8,12,16,20,24,28,32,36,40,44,48,52.
Multiplos de 50:0,50,100,150,200,250,300,350,400,450,500....
Multiplos de 50:0,50,100,150,200,250,300,350,400,450,500....
multiplos de 4 até 50