(11)13,22,37,58,() A73,B74,C75,D76
(12)4,18,56,130,() A251,B252,C253,D254
(13)2,3,10,15,26,35,() A38,B42,C48,D50
(14)15,7,17,(),22,112 A31,B29,C20,D16
(15)2,9,82,1024,() A15625,B15626,C15627,D15628,
(16)1,2,9,121,() A251,B441,C16900,D960,
(17)6,4,8,12,(),580 A32,B56,C60,D96
(18)3,7,16,35,75,() A144,B153,C160,D169,
(19)3,8/9,7/27,2/27,() A1/243,B3/243,C5/243,D7/243
(20)-3,-2.5,(),61,122 A20,B24,C27,D31
(21)2,3,13,175,() A30625,B 30651,C30759,D30952
(22)-2,-8,0,64,() A-64,B128,C156,D250
已经解出部分.大家继续加油