Fill in the missing numbers:
15, 16, 19,28,55, .......
Answer:
15 16 19 28 55
15+1 16+3 19+ 9 28+27
15
+ 30 16 + 31 19 +32 28 + 33
Therefore, answer is 55 + 34 = 55 + 91 =151.
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