What is the r'th term of -32, -47, -62, -77?
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What is the h'th term of 3, 12, 31, 66, 123?
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What is the v'th term of -14, -26, -56, -110, -194, -314?
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What is the t'th term of 378, 388, 398, 408?
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What is the l'th term of 174, 138, 88, 18, -78, -206?
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What is the m'th term of -7349, -14695, -22041, -29387?
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What is the q'th term of -178, -169, -160, -145, -118, -73?
一个美术生