What is the d'th term of 599, 1200, 1801, 2402, 3003, 3604?
上一篇：
What is the j'th term of -730, -1457, -2186, -2923, -3674, -4445, -5242?
下一篇：
What is the o'th term of 49172, 49181, 49202, 49241, 49304, 49397, 49526?
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What is the j'th term of -730, -1457, -2186, -2923, -3674, -4445, -5242?
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What is the k'th term of 240, 219, 164, 57, -120, -385, -756?
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What is the f'th term of 89, 163, 239, 317?
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What is the o'th term of 49172, 49181, 49202, 49241, 49304, 49397, 49526?
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What is the k'th term of 132, 264, 408, 570, 756?
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What is the l'th term of -239, -299, -359, -419, -479?
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