What is the d'th term of -53, -186, -413, -740, -1173?
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What is the r'th term of 135, 129, 109, 69, 3, -95, -231?
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What is the s'th term of 37, 14, -9, -32, -55, -78?
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What is the i'th term of 150, 152, 154, 156, 158?
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What is the a'th term of 13, 30, 49, 70?
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What is the c'th term of 10, 33, 90, 193, 354, 585?
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What is the v'th term of -2056, -2057, -2058?
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What is the l'th term of -1097, -2207, -3319, -4433?
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What is the d'th term of -94, -372, -834, -1480?
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What is the f'th term of -528, -1072, -1616, -2160, -2704?
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What is the z'th term of 9433, 9434, 9435, 9436?
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What is the k'th term of -11, -25, -45, -71, -103?
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What is the y'th term of 221, 215, 209?
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