What is the q'th term of -37, -60, -83?
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What is the s'th term of -107, -194, -281?
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What is the d'th term of -72, -37, 50, 213, 476?
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What is the n'th term of -1004, -2011, -3018?
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What is the c'th term of -241, -253, -279, -325, -397, -501, -643?
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What is the s'th term of 6, 2, -2?
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What is the a'th term of 91, 230, 453, 754, 1127, 1566, 2065, 2618?