What is the f'th term of 11, 42, 99, 194, 339, 546, 827, 1194?
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What is the y'th term of -24, -11, 18, 69, 148, 261?
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What is the j'th term of 39, 50, 73, 108?
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What is the f'th term of 17, 55, 111, 191, 301?
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What is the l'th term of -96, -88, -80, -72, -64?
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What is the x'th term of -61, -118, -175, -232, -289, -346?
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What is the b'th term of -79, -164, -241, -304, -347, -364, -349, -296?
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What is the r'th term of 20, 68, 142, 254, 416?
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What is the t'th term of -7, -56, -131, -226, -335, -452, -571?
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What is the f'th term of -447, -449, -455, -465, -479, -497?
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What is the u'th term of 476, 473, 476, 491, 524, 581?
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What is the m'th term of 556, 547, 526, 487, 424, 331, 202?
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What is the y'th term of -1, 13, 43, 95, 175, 289, 443?
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