IQ Tests : Number Sequences II - Fill in the blanks

IQ Tests in Logical Thinking : Number Sequences II

What number comes next in each sequence below?

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1.
0, 1, 2, 7, 20, 61, 182, _______

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2.
1, 10, 11, 100, 101, 110, 111, _______

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3.
2, 5, 10, 17, _______, 37, 50, 65

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4.
6, 24, 60, 120, _______, 336, 504, 720

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5.
7, 26, 63, 124, _______, 342

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6.
2, 5, 17, 65, _______, 1025

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7.
1, 3, 7, 15, 31, 63, 127, _______

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