What is the c'th term of 379, 739, 1101, 1465?
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What is the a'th term of -23, -29, -35, -41, -47?
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What is the n'th term of -13, -29, -61, -115, -197, -313, -469?
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What is the d'th term of 103, 107, 111?
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What is the k'th term of 284, 325, 438, 659, 1024?
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What is the f'th term of 339, 680, 1019, 1356?
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What is the x'th term of 15, 24, 41, 72, 123?
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What is the d'th term of 55, 88, 133, 196, 283, 400?
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What is the l'th term of 13, 54, 113, 184, 261?
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What is the q'th term of 6, 4, -6, -30, -74?
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What is the f'th term of 316, 635, 954?
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What is the a'th term of 21, 32, 41, 48, 53, 56, 57?
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What is the m'th term of -2, -24, -46, -68, -90?