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In an + bn, n is an odd number then (a + b) is one of its factors. So, in case of 577 + 87, (57 + 8) i.e. 65 is a factor of the given term. 57 + 8 = 65 = 5 × 13 Since, 13 is a factor of 65, there when the given term is divided by 13, the remainder will be 0.
16 25 36 49 64 ?
5, 18, 39, 68, 105, ?
-1, 5, 23, 59, ?
58, 67, ?, 76, 40, 85
188 178 158 ? 88 38
Which of the following number will replace the question mark (?) and complete the given number series?
4, 5, 12, 39, 160, ?
418, 406, 430, 382, 478, ?, 670
12, 11, 20, 57, 224, 1015
216, 81, 297, 378, ?, 1035, 1728
8, 9, 125, ?, 1331, 169