What is the r'th term of -1399, -1400, -1401, -1402?
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What is the d'th term of 40, 99, 168, 253, 360?
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What is the b'th term of -56, -110, -160, -206, -248, -286, -320?
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What is the a'th term of 12, 30, 52, 78, 108?
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What is the m'th term of 81, 66, 33, -24, -111?
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What is the u'th term of -105, -204, -303, -402?
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What is the x'th term of 29, 50, 71, 80, 65?
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What is the t'th term of -68, -67, -72, -89, -124?
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What is the w'th term of 9, -3, -31, -81, -159, -271, -423?
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What is the d'th term of 40, 99, 168, 253, 360?
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What is the i'th term of 1543, 1544, 1545, 1546, 1547, 1548?
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What is the v'th term of 179, 182, 187, 194, 203?
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What is the b'th term of -56, -110, -160, -206, -248, -286, -320?
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What is the j'th term of 81, 171, 261, 351, 441, 531?
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What is the c'th term of 151, 199, 273, 385, 547, 771?
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