What is the a'th term of -7, -14, -21, -28, -35, -42?
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What is the s'th term of -18, -77, -176, -315, -494, -713, -972?
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What is the x'th term of -171, -784, -1805, -3234?
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What is the q'th term of -38, -121, -260, -455, -706, -1013?
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What is the u'th term of -714, -732, -750, -768?
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What is the u'th term of 397, 400, 413, 442, 493?
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What is the b'th term of -2007, -4005, -6003, -8001?
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What is the b'th term of -1738, -1736, -1734?
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What is the p'th term of -228, -479, -754, -1053, -1376, -1723?
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What is the g'th term of -6, 2, 22, 60, 122?
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What is the h'th term of 145, 153, 161?
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What is the w'th term of -27, -156, -381, -708, -1143, -1692, -2361?
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