What should come in place of the question mark (?) in the following number series?
102, 99, 104, 97, 106, ?

What should come in place of the question mark (?) in the following number series?
4, 16, 36, 64, 100, ?

What should come in place of the question mark (?) in the following number series?
32, 49, 83, 151, 287, 559, ?

What should come in place of the question mark (?) in the following number series?
4, 6, 12, 30, 90, 315, ?

What should come in place of the question mark (?) in the following number series?
25, 16, ?, 4, 1

What should come in place of the question mark (?) in the following number series?
41, 164, 2624, ?, 6045696