What is the p'th term of 121, 105, 77, 31, -39, -139, -275, -453?
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What is the d'th term of -29, -52, -75, -98, -121, -144?
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What is the v'th term of -35, -24, -15, -8, -3, 0?
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What is the v'th term of 269, 272, 275, 278, 281, 284?
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What is the d'th term of -4013, -4015, -4017, -4019, -4021?
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What is the j'th term of -23, -61, -123, -209?
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What is the h'th term of 179, 182, 185?
一个美术生