What is the a'th term of 90, 79, 70, 63, 58, 55, 54?
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What is the r'th term of -107, -66, 3, 100, 225?
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What is the r'th term of -8, 13, 40, 67, 88?
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What is the r'th term of 86, 169, 250, 329, 406, 481, 554?
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What is the m'th term of -17, -20, -23, -26?
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What is the h'th term of 759, 762, 767, 774, 783, 794, 807?
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What is the q'th term of 2508, 2508, 2498, 2472, 2424, 2348, 2238?
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What is the k'th term of -32, -195, -636, -1493, -2904?
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What is the v'th term of 51, 106, 163, 222?
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What is the f'th term of 12, 34, 58, 78, 88, 82?
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What is the j'th term of -283, -232, -181?
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What is the b'th term of 816, 1629, 2442?
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What is the t'th term of -2, 9, 18, 25?
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