What is the n'th term of -840, -1678, -2518, -3360?
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What is the z'th term of -14, 10, 34, 58?
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What is the m'th term of -28, 51, 184, 371, 612, 907?
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What is the u'th term of 921, 925, 929, 933?
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What is the b'th term of -183, -24, 137, 300, 465?
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What is the x'th term of -118, -115, -112?
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What is the f'th term of 26, 61, 102, 149?
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