2,1,9,30,117,441,()
A.1604
B.1674
C.1574
D.1504
1, 2, 9, 121,A.251 B.441 C.16900 D.96
:1,0,9,100,()。A.181B.28lC.441D.620
1,2,9,121,() A.251B.441C.16900D.960
1,2,9,121,()。 A.251 B.441 C.16900 D.960
1,2,9,121,()。A.251B.441 C.16900D.960
1,2,9,121,()A.251 B.441 C.16900 D.960