Solve 25*k + p = 30*k + 12, -k + 2*p = 6 for k.
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What is the a'th term of 14, 29, 48, 71, 98, 129, 164?
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What is the c'th term of 47, 54, 73, 110, 171, 262?
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What is the z'th term of -843, -835, -813, -771, -703?
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What is the y'th term of -29, -30, -39, -62, -105?
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What is the p'th term of 42, 179, 408, 729, 1142?
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What is the f'th term of -647, -1295, -1943?
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