63, 74, ?,  129, 173,

7 12 33 ? 635 3804

In each of the following number series, one term is missing. Find the missing term.

1, 4, 15, 64, ?, 1956

What will come in place of the question mark (?) in the following series?

6, 13, 29, 63, ?, 259

What will come in place of the question mark (?) in the following series?

111, 109, 115, ?, 211, -509

362 452 550 656 770 892 ?

What will come in place of the question mark (?) in the following series?

25, 41, 73, ?, 185, 265

Find the missing number in the given number series.

2, 7, 19, 62, ?, 1270 

What value should come in place of (?) in the given number series.

500, 499, 491, 464, ?, 275

114, 146, 210, 306, 434, ?