multiplicative
additive
what's the rule ?
100
0,20,30,
100
Rule is add - 400 
450
100
= -4
200
8,32,72
200
TImes 6
input output
2 ?
3 18
4 ?
12,32
200
+2
300
0,20,30
300
22,50,68
300
x3
400
multiply by 9
3 27
4 ?
6 ?
36, 54
400
7,11,13
400
x2
500
multiply by 5
6 ?
8 ?
9 45
30,40
500
396,700,818
500
+2