What is the h'th term of -42, -47, -64, -99, -158, -247, -372, -539?
上一篇:
What is the u'th term of 24, -51, -250, -633, -1260, -2191, -3486, -5205?
下一篇:
What is the k'th term of -499, -671, -963, -1381, -1931, -2619?
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What is the r'th term of 22, 44, 66, 88, 110?
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What is the q'th term of -83, -71, -55, -29, 13, 77?
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What is the u'th term of -121, -67, 81, 371, 851, 1569?
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What is the d'th term of -109, -264, -419?
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What is the r'th term of 74, 144, 214?
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What is the o'th term of -310, -302, -282, -244, -182, -90?
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What is the u'th term of 24, -51, -250, -633, -1260, -2191, -3486, -5205?
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What is the y'th term of -50, -91, -122, -137, -130, -95, -26, 83?
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What is the k'th term of -108, -216, -324, -432?
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What is the k'th term of -499, -671, -963, -1381, -1931, -2619?
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What is the z'th term of -6, 2, 22, 60, 122, 214?
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What is the m'th term of -97, -395, -893, -1591, -2489, -3587, -4885?