Possibly -218, using
Un = (-27n4 + 314n3 - 1260n2 + 2041n - 1026)/6 where n = 1, 2, 3, ...
24
what number comes next 1 -8 -16 -24 -33
16 is the next number. All you do is sequentially add the next odd number. Therfore after 16 the next number would be 25... the next 36... the next 49... the next 54...
This is the series of square numbers, (16= 4*4). The next number is 5*5=25.
the next answer would be 1,024
24
1. Each number is 1/2 of previous number.
16
what number comes next 1 -8 -16 -24 -33
16.
16 is the next number. All you do is sequentially add the next odd number. Therfore after 16 the next number would be 25... the next 36... the next 49... the next 54...
This is the series of square numbers, (16= 4*4). The next number is 5*5=25.
256 256
the next answer would be 1,024
625
481
32