What is the i'th term of -70, -145, -222, -301?
上一篇：
What is the c'th term of -7, 6, 41, 110, 225, 398, 641, 966?
下一篇：
What is the w'th term of -15, -39, -65, -93, -123?
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What is the c'th term of -7, 6, 41, 110, 225, 398, 641, 966?
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What is the r'th term of -762, -3024, -6786, -12042, -18786, -27012, -36714, -47886?
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What is the b'th term of 0, 6, 22, 54, 108, 190, 306, 462?
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What is the w'th term of -15, -39, -65, -93, -123?
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What is the l'th term of 261, 520, 779, 1038, 1297, 1556?
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What is the t'th term of 4, -23, -112, -293, -596, -1051?
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