11,31,71,...,32,92,...,73
Fill in the Gaps

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 Joined:Sat Dec 09, 2017 1:32 pm
Fill in the Gaps
11,31,71,...,32,92,...,73
11,31,71,...,32,92,...,73
Re: Fill in the Gaps
If we look at the series of prime numbers starting from 11, we get
11, 13, 17, 19, 23, 29, 31, 37.
Now, creating a new series with the reversal term of these numbers, we get
11, 31, 71, 91, 32, 92, 13, 73.
So, the missing numbers should be 91 and 13.
Thank you