Solve -s + 2*a - 4 = 3, -3*s + 2*a = 5 for s.
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What is the r'th term of 876, 883, 888, 891, 892?
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What is the k'th term of 167, 161, 153, 143?
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What is the y'th term of 122, 126, 144, 182, 246, 342?
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What is the m'th term of 157, 131, 105?
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What is the g'th term of 9, -19, -97, -249, -499, -871?
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What is the m'th term of -12, -19, -4, 45, 140, 293, 516, 821?
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