2, 12, 36, 80, 150, ?
793 05ff449ea1c485c5622a34602Explanation:
A unique pattern has been made into use in this series.
All numbers are (n^3 + n^2) where n is 1, 2, 3 and so on.
4, -8, 16, -32, 64, ?
793 15ff4633da35698574e567c6aExplanation:
Each number is the proceeding number multiplied by -2.
So, the required number is -128.
7, 26, 63, 124, 215, 342, ?
784 05ff4645090f7ff566ffc548cExplanation:
Numbers are (23 – 1), (33 – 1), (43 – 1), (53 – 1), (63 – 1), (73 – 1) etc.
So, the next number is (83 – 1) = (512 – 1) = 511.
3, 6, 5, 20, 7, 42, 9, (…)
762 05ff70173c24e1471a7f3bcb74, 10, 40, 190, 940, ? , 23440
759 15ff6f346d9d7f36ecf2c3211