What is the f'th term of -53, -109, -171, -245, -337, -453?
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What is the n'th term of 1881, 1884, 1887?
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What is the x'th term of 663, 2629, 5913, 10521, 16459, 23733, 32349?
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What is the c'th term of 21, 35, 49, 57, 53?
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What is the u'th term of 28, 243, 820, 1939, 3780, 6523, 10348, 15435?
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What is the l'th term of -14, 128, 286, 466, 674, 916, 1198, 1526?
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What is the d'th term of 110, 425, 944, 1661, 2570, 3665, 4940?
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What is the d'th term of 71, 276, 615, 1094, 1719, 2496?
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What is the a'th term of 9, 5, 5, 9, 17, 29, 45?
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What is the a'th term of 1855, 3711, 5567, 7423, 9279?
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What is the q'th term of 6014, 6011, 6008?
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What is the y'th term of 79, 162, 247, 334, 423?
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What is the w'th term of 15, -41, -205, -531, -1073, -1885?
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