A.Find the next terms of the sequence.

1. 2,3,4,5,_,_,_
2. 7,14,21,28,_,_,_
3. 2,4,8,16,_,_,_
4. 6,11,16,21,_,_,_
5. 5,15,45,135,_,_,_

B.Give the pattern rule of the following sequences.

1. 1,4,7,10,13
Rule:_______________
2. 2,8,32,128,512
Rule:_______________
3. 23,31,39,47,55
Rule:_______________
4. 8,18,38,78
Rule:_______________
5. 14,17,20,23,26
Rule:_______________​