What is the b'th term of 3317, 6623, 9913, 13181, 16421, 19627?
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What is the c'th term of 18, 18, 4, -30, -90, -182?
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What is the l'th term of -683, -685, -687?
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What is the x'th term of 7541, 7539, 7537, 7535, 7533, 7531?
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What is the f'th term of -167, -321, -459, -581, -687?
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What is the a'th term of -396, -394, -390, -384?
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What is the g'th term of -151, -122, -57, 62, 253, 534, 923, 1438?
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