Saturday, March 25, 2017

Pattern Recognition - 145

Find out the next two numbers in the series.
13 , 1113 , 3113 , 132113 , _, _, .............................


Answer 

The above sequence is called  Look and say sequence.To generate a term of the sequence from the previous term, just ‘look and say or read’ the digits of the previous member. 
13 ---> one 1 one 3     ---> 1113
1113--->three 1 one 3 --->3113

Next two numbers

132113  ---> one 1 one 3 one 2 two 1 one 3 ---->1113122113
1113122113--->three 1 one 3 one 1 two 2 two 1 one 3 ---->311311222113



13 , 1113 , 3113 , 132113 , 1113122113311311222113, .............................

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