Answer Posted / shubham
first term : 1
second term : 1 + 3 = 4
third term: 4*4 = 16
4th term: 16 + 3 = 19
5th term : 19*19 = 361 + 30
6th term: 391+3 = 394
so 7th term should be 394*394+30=155266
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