1.0,0,6,24,60,120,( )A.180 B.196 C.210 D.216
2.2,3,7,45,2017,( )A.4068271 B.4068273 C.4068275 D.4068277
3.2,2,3,4,9,32,( )A.129 B.215 C.257 D.283
4.0,4,16,48,128,( )A.280 B.320 C.350 D.420
5.0.5,1,2,5,17,107,( )A.1947 B.1945 C.1943 D.1941