3

fair enough XD

4

5

6

7

8

9

Double digits

11

12

13

14

15

Half my number

the 7th prime number

Second prime to the first prime's power, times the first prime.

the 8th prime number

Half the digit base squared minus half the digit base.

7*3

22

23

24

25

26

27

28

29...?

30

31....

My number

Coda's number +1

34

35

36

37

38

39

40

41...

...42...