What is the q'th term of 25, 67, 135, 229?
-
What is the u'th term of -62, -63, -64, -65, -66?
-
What is the i'th term of -153, -137, -121, -105?
-
What is the b'th term of 9432, 9431, 9430, 9429, 9428?
-
What is the u'th term of -19, -55, -117, -205, -319?
-
What is the v'th term of 269, 272, 275, 278, 281, 284?
-
What is the v'th term of -35, -24, -15, -8, -3, 0?
一个美术生