(1)13+3=16,32×2=64.数列为:1,2,4,4,7,8,10,16,13,32,16,64,19,128.(2)8-5=3,13=8=5,13+3+5=21.故数列为:1,2,3,3,6,5,8,15,13,21,21,28,34.故答案为:16;64;21;21.