The next number in the sequence 2, 4, 16, 64 is 256.
The next number in the sequence is 18. It's +1, +2, +3, +4, ....
The next number is 4, followed by -2
the next number will be 2 3 4 3 4 2 2 .............
You are multiplying each number in the sequence by -2. Therefore, the next number in the sequence after 32 is -64.
240
22
65,536 is.
2
4
16
If you mean: 1, 2, 4, 8 and 16 then the next number is 32