What is the l'th term of -59, -29, 37, 157, 349, 631?
-
What is the m'th term of 397, 398, 401, 406, 413?
-
What is the z'th term of 27, 75, 123, 171?
-
What is the t'th term of -53, -44, -35, -26?
-
What is the g'th term of -5, -130, -493, -1214, -2413?
-
What is the v'th term of 290, 328, 364, 398, 430, 460?
-
What is the g'th term of -18, -60, -118, -186, -258?
一个美术生