What is the f'th term of -57, -239, -549, -993, -1577, -2307?
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What is the k'th term of 5, 2, -3, -10, -19?
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What is the l'th term of -296, -604, -922, -1256, -1612?
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What is the a'th term of 6, 11, 16, 21, 26, 31?
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What is the o'th term of 86, 80, 60, 20, -46, -144?
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What is the u'th term of -37, -59, -81, -103, -125, -147?
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What is the v'th term of 63, 41, -27, -165, -397?
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What is the l'th term of -422, -423, -424?
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What is the r'th term of 36, 65, 90, 111, 128, 141?
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What is the r'th term of 1065, 1062, 1059, 1056, 1053?
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What is the a'th term of -5341, -5337, -5331, -5323, -5313, -5301, -5287?
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What is the x'th term of -959, -962, -963, -962, -959, -954?
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What is the c'th term of 21, 21, 19, 15, 9?
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