What is the a'th term of -84, -99, -150, -255, -432?
上一篇：
What is the m'th term of 7, 50, 123, 226, 359, 522, 715?
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What is the u'th term of -535, -457, -377, -295, -211, -125, -37?
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What is the u'th term of -43, -49, -57, -67, -79?
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What is the r'th term of 3, -65, -251, -615, -1217, -2117, -3375?
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What is the k'th term of 485, 964, 1443, 1922?
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What is the z'th term of 192, 165, 90, -57, -300, -663, -1170, -1845?
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What is the j'th term of -6, -25, -54, -93, -142?
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What is the b'th term of 17, 10, 3, -4?
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What is the m'th term of 7, 50, 123, 226, 359, 522, 715?
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What is the z'th term of -48, -101, -158, -219?
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What is the h'th term of 90, 88, 84, 78, 70?
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What is the u'th term of -535, -457, -377, -295, -211, -125, -37?
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What is the r'th term of 506, 2019, 4540, 8069, 12606, 18151, 24704?
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What is the u'th term of 489, 495, 503, 513, 525?
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