What is the k'th term of 158, 663, 1514, 2717, 4278, 6203, 8498?
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What is the r'th term of -7, -14, -23, -28, -23, -2, 41, 112?
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What is the a'th term of -52614, -52615, -52616, -52617, -52618?
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What is the k'th term of 48, 121, 236, 393?
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What is the z'th term of 624, 1249, 1874, 2499?
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What is the t'th term of -5928, -11852, -17776, -23700, -29624, -35548?
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What is the h'th term of -396, -809, -1242, -1695, -2168?
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What is the q'th term of -12, -38, -76, -132, -212?
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What is the b'th term of 600, 615, 640, 675, 720?
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What is the u'th term of 68, 273, 614, 1091?
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What is the y'th term of -288, -286, -284, -282, -280, -278?
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What is the q'th term of 29, 79, 171, 311, 505, 759?
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What is the l'th term of -55, -105, -155, -205, -255, -305?