Saturday, October 31, 2015

Pattern Recognition -74

Find the next two numbers in the series.

4 , 53 , 552 , 5551 , _ ,_


Answer

4 ,       53 ,      552 ,     5551  ,  _  ,_

(5-1) , (55-2), (555-3) , (5555-4) ,     (55555-5) , (555555-6)

Next two numbers   55550  , 555549

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