What is the i'th term of 19, 21, 33, 61, 111, 189?
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What is the d'th term of -94, -86, -70, -46, -14?
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What is the a'th term of -29, -61, -103, -161, -241?
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What is the g'th term of 578, 577, 576, 575?
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What is the r'th term of 768, 761, 744, 711, 656, 573, 456?
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What is the n'th term of -23, -39, -69, -113?
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What is the q'th term of 2, 20, 48, 86, 134?
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What is the k'th term of 101, 195, 299, 419, 561, 731?
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What is the u'th term of 0, -48, -138, -276, -468?
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What is the d'th term of 141, 228, 381, 606, 909, 1296, 1773?
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What is the w'th term of 9, 8, -5, -30, -67?
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What is the u'th term of -1902, -1903, -1904, -1905?
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What is the u'th term of 30, 143, 330, 591?
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