1, 2, 4, 7, 11, 16, 22, 29, 37, 46, 56, ? - What will come in the place of question mark?

Question:

 

1,2,4,7,11,16,22,29,37,46,56?

 

Solution:

 

1+0=1

 

1+1=2

 

2+2=4

 

4+3=7

 

7+4=11

 

11+5=16

 

16+6=22

 

22+7=29

 

29+8=37

 

37+9=46

 

46+10=56

 

56+11=67