What is the b'th term of -81, -68, -55, -42, -29, -16?
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What is the f'th term of -20622, -20621, -20620, -20619, -20618?
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What is the k'th term of 1470, 2922, 4374, 5826, 7278?
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What is the u'th term of 47, 49, 51, 53, 55, 57?
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What is the y'th term of 3606, 3607, 3608, 3609, 3610, 3611?
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What is the s'th term of -203, -202, -201, -200, -199, -198?
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What is the s'th term of -223, -218, -213, -208, -203, -198?
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