Sequence - 5 members

Write first five members of the sequence
a_n ={3n - (-1)**n} +2 ; ;

Result

a1 =  6
a2 =  7
a3 =  12
a4 =  13
a5 =  18

Solution:

Solution in text a__1 =
Solution in text a__2 =
Solution in text a__3 =
Solution in text a__4 =
Solution in text a__5 =

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