2,4,12,68,( )
126
217
630
3130
0,3,2,5,4,7,( )
6
7
8
9
4,5,12,31,68,( )
114
118
122
129
1,2,4,7,12,( )
18
19
20
21
2,2,3,4,,( )
5
11/2
6
11/3
2,4,10,22,42,( )
72
84
96
78
3,4,5,6,8,( )
9
10
12
15
2,4,0,-16,-50,( )
-104
-108
-125
-128
-2,-2,0,4,10,( )
12
15
16
18