What is the p'th term of -14, -5, 20, 67, 142?
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What is the r'th term of -367, -741, -1117, -1495, -1875, -2257?
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What is the h'th term of -335, -335, -343, -365, -407, -475, -575?
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What is the k'th term of 13, 8, -9, -44, -103, -192, -317, -484?
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What is the f'th term of -14, -20, -26, -32?
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What is the n'th term of 790, 798, 806?
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What is the m'th term of 97, 12, -129, -326, -579?
一个美术生