What is the q'th term of -13, -35, -73, -133, -221?
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What is the m'th term of -461, -454, -447, -440?
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What is the h'th term of 18, 59, 112, 177, 254, 343?
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What is the r'th term of 61, 123, 197, 289, 405, 551, 733?
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What is the y'th term of 31, 121, 271, 481, 751, 1081?
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What is the z'th term of 1558, 1563, 1572, 1585?
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What is the u'th term of 13, -4, -15, -14, 5, 48?
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