81
You are multiplying each number in the sequence by -2. Therefore, the next number in the sequence after 32 is -64.
-64
16
16
5
5
If you mean: 1 4 9 16 25 then it is 36
It is: 6 squared = 36
15
92 - 18 = 72 72 - 16 = 56 56 - 14 = 42 42 - 12 = 30 30 - 10 = 20 20 is the next number in the sequence.
75. The sequence is:- multiply by three, divide by two, add one.