What is the z'th term of 13, -7, -55, -143, -283?
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What is the s'th term of 171, 331, 491?
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What is the t'th term of 201, 407, 613?
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What is the u'th term of -446, -889, -1332, -1775, -2218, -2661?
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What is the d'th term of -565, -555, -549, -553, -573?
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What is the a'th term of 45, 40, 23, -12, -71, -160, -285, -452?
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What is the q'th term of 1547, 1551, 1561, 1583, 1623, 1687, 1781, 1911?
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What is the g'th term of -68, -123, -160, -179, -180?
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What is the x'th term of 38, 36, 26, 2, -42, -112, -214, -354?
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What is the p'th term of -5, 11, 23, 31, 35, 35?
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What is the y'th term of -1349, -1348, -1347, -1346, -1345?
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What is the l'th term of 13, 63, 185, 415, 789?
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What is the c'th term of 3659, 7319, 10979?
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