Solve 4*n - 20 = -f, -f - 4 = 3*n - 19 for n.
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What is the v'th term of -26, -7, 60, 205, 458, 849?
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What is the c'th term of -214, -429, -646, -865, -1086?
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What is the m'th term of -1349, -1342, -1323, -1286, -1225, -1134?
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What is the t'th term of -16, -73, -132, -193, -256, -321, -388?
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What is the f'th term of 101, 168, 203, 206, 177?
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What is the w'th term of -152, -149, -150, -161, -188, -237?
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