Series

This is a sequence of prime numbers

12*2+1 =25
25*2-1 = 49
49*2+1 = 99
395*2-1 = 789

mixture of series (alternate numbers)
34+3=37,
37+3 =40...
7*2= 14
14*2= 28
28*2 =56

Square of natural numbers:
1²=1, 2² =4, 3²=9..............8²=64

two alternate series:
2+8 =10
7+15=22
10+8 =18
22+15=37
37+15 = 52
so, +8, +15, +8, +15, ......

4*3=12
12*4=48
48*5 = 240
240*6 = 1440

two alternate series:
2+4 =6,
3-3 =0
6+4 =10,
0-3 =-3
10+4 =14
-3-3 =-6

cubes of natural numbers
81 is not the cube of desired number

4+2⁰=5
5+2¹=7
7+2²=11
11+2³=19
19+2⁴=35

prime numbers from 23