What is the c'th term of -8523, -8524, -8525, -8526?
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What is the r'th term of -91, -181, -271, -361, -451?
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What is the p'th term of -365, -371, -387, -419, -473, -555, -671, -827?
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What is the f'th term of 2608, 10383, 23350, 41515, 64884, 93463, 127258?
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What is the m'th term of -34, -62, -86, -106, -122, -134?
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What is the z'th term of -16, -27, -40, -55?
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What is the w'th term of -48, -119, -226, -369, -548?
一个美术生