What is the x'th term of 15, 27, 39, 51?
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What is the s'th term of -17, -74, -169, -302, -473, -682?
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What is the s'th term of 28, 17, 18, 37, 80?
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What is the n'th term of -84, -96, -132, -204, -324, -504?
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What is the v'th term of -99, -477, -1113, -2013, -3183, -4629, -6357, -8373?
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What is the j'th term of 72, 92, 114, 138, 164, 192, 222?
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What is the i'th term of 251, 525, 799, 1073, 1347?
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What is the p'th term of -10754, -10752, -10750?
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What is the c'th term of -3476, -3473, -3470?
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What is the p'th term of 271, 273, 275, 277, 279?
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What is the i'th term of -220, -433, -644, -853?
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What is the h'th term of 16, 75, 134?
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What is the w'th term of 3, 3, 17, 51, 111, 203, 333, 507?
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