What is the s'th term of 50, 160, 270, 380, 490?
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What is the x'th term of -43, -35, -13, 29, 97?
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What is the j'th term of -97437, -97435, -97431, -97425, -97417, -97407?
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What is the y'th term of -79, -89, -99, -109?
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What is the q'th term of -202, -407, -612, -817, -1022, -1227?
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What is the z'th term of 97, 91, 73, 37, -23, -113?
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What is the q'th term of 104, 168, 232?
一个美术生