The number 7 comes next.
67
11
17
59 is the next number in this series.
11 comes next.
The number 7 comes next.
67
11
17 cause it is the next prime number
11
17
6.
59 is the next number in this series.
The next number in the series is 67.
16.
the numbers next in series are 35,43,51,... any two consecutive terms has a difference of 8