What is the m'th term of -42, -82, -122?
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What is the x'th term of -5, -8, -37, -104, -221, -400, -653, -992?
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What is the i'th term of 528, 1059, 1590, 2121?
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What is the b'th term of -2266, -2264, -2260, -2254, -2246?
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What is the i'th term of 15, 60, 141, 264, 435, 660, 945?
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What is the j'th term of 129, 180, 243, 324, 429, 564, 735?
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What is the l'th term of 6, -6, -24, -48, -78, -114?
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What is the x'th term of -19, -15, -7, 5, 21?
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What is the z'th term of -59, -75, -109, -167, -255, -379, -545, -759?
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What is the m'th term of -552, -1103, -1654?
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What is the a'th term of -161, -159, -157, -155, -153, -151?
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What is the g'th term of 1297, 1300, 1303?
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What is the x'th term of 1, -33, -89, -167, -267, -389, -533?
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