What is the m'th term of 51, 53, 55, 57?
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What is the k'th term of 15, 92, 169, 246, 323, 400?
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What is the k'th term of -288, -576, -864, -1152?
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What is the x'th term of -3559, -3561, -3563, -3565, -3567?
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What is the r'th term of 16, 27, 28, 19, 0, -29?
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What is the a'th term of 5508, 5510, 5514, 5520?
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What is the n'th term of 80, 67, 52, 35, 16, -5?
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What is the k'th term of 100, 65, 6, -77, -184?
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What is the r'th term of 17, 77, 223, 497, 941?
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What is the b'th term of -6, -30, -70, -126, -198, -286?
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What is the a'th term of -53, -227, -519, -929, -1457, -2103?
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What is the y'th term of -140, -129, -130, -149, -192, -265, -374?
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What is the b'th term of 130, 136, 144, 154, 166, 180, 196?
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