What is the k'th term of 211, 420, 629, 838, 1047?
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What is the c'th term of 2876, 2872, 2868, 2864, 2860, 2856?
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What is the n'th term of 55, 86, 147, 244, 383?
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What is the m'th term of -31, -29, -13, 23, 85?
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What is the b'th term of 4, -1, -6, -11?
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What is the d'th term of 1049, 1061, 1087, 1133, 1205, 1309?
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What is the u'th term of -388, -756, -1124, -1492?
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