What is the x'th term of 399, 801, 1205, 1611, 2019, 2429, 2841?
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What is the c'th term of 569, 1151, 1747, 2363, 3005, 3679, 4391?
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What is the y'th term of -7, -21, -25, -13, 21, 83?
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What is the h'th term of 63, 112, 139, 132, 79, -32?
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What is the d'th term of -24, -56, -88, -120, -152, -184?
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What is the q'th term of 49, 96, 143, 190?
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What is the h'th term of 23, 12, -15, -64, -141, -252?
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What is the w'th term of 89, 88, 85, 80?
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What is the h'th term of -2, -6, -10, -14, -18?
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What is the o'th term of 12, 12, 14, 18?
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What is the c'th term of -827, -828, -831, -836, -843?
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What is the u'th term of -49, -116, -227, -382, -581, -824, -1111?
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What is the x'th term of -110, -440, -1344, -3110, -6026, -10380?
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