What is the s'th term of -3, -59, -153, -285, -455, -663?
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What is the b'th term of -11507, -11506, -11505?
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What is the g'th term of 77, 171, 279, 407, 561, 747, 971, 1239?
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What is the z'th term of 27, 31, 45, 75, 127, 207, 321, 475?
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What is the b'th term of 335, 652, 969, 1286, 1603, 1920?
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What is the a'th term of 16, 38, 56, 70, 80, 86?
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What is the t'th term of -155, -197, -227, -239, -227, -185, -107, 13?
一个美术生