Solve 2*f - 16 = 7*f - 2*i, 10*f + 34 = 3*i for f.
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What is the h'th term of 6, 14, 12, -6, -46, -114, -216, -358?
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What is the x'th term of 89, 181, 273?
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What is the z'th term of 9, 21, 33, 45?
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What is the g'th term of -91, -79, -59, -25, 29, 109, 221?
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What is the i'th term of -2, -20, -22, -2, 46, 128?
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What is the q'th term of -13337, -53341, -120015, -213359, -333373, -480057, -653411?
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