Find the rule: 4, (), 16, (), (), 49, ()
4、9、16、25、36、49、64
2, 16, 80, (), ()
3.2、16、80、(400 )、(2000 )
3.2,16,80,( ),( ).
Fill in the numbers according to the rules
Is the number above multiplied by 10 divided by 2
So the last two numbers are: 4002000
Number reasoning: 0,4,16,40,80, () answer: 160128136140
D.140
4-0=4=4*1
16-4=12=4*3=4*(1+2)
40-16=24=4*6=4*(1+2+3)
80-40=40=4*10=4*(1+2+3+4)
140-80=60=4*15=4*(1+2+3+4+5)