What is the c'th term of -65, -132, -199, -266, -333, -400?
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What is the v'th term of 442, 417, 368, 289, 174?
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What is the k'th term of 101, 212, 331, 458, 593, 736, 887?
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What is the p'th term of 240, 236, 228, 216, 200, 180, 156?
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What is the k'th term of -225, -448, -671?
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What is the o'th term of -27, -62, -125, -222, -359, -542?
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What is the x'th term of -5929, -5931, -5933?
一个美术生