Fill in the blanks: 1,2,4,7,11, (), () Elder sister, elder brother, the moon rabbit is here. Thank you

Fill in the blanks: 1,2,4,7,11, (), () Elder sister, elder brother, the moon rabbit is here. Thank you

1,2,4,7,11,( 16),( 22)
The difference between the two numbers is 1, 2, 3, 4, 5 and 6
If you don't understand, you are welcome to ask,