1/21 (1)发散 (2)收敛 (3)发散 (4)收敛 (5)收敛 (6)发散 (7)收敛 (8)收敛 (9)收敛 (10)收敛 (11)发散 (12)收敛 (13)收敛 (14)发散
(15)收敛 (16)收敛 (17)收敛 (18)收敛 (19)收敛 (20)发散 (21)收敛
(22)收敛 (23)收敛
2/23 (1)时收敛,时发散 (2)时收敛,时发散
(3)时收敛,时发散(4)收敛
6/23 (1)时收敛,时发散 (2)发散 (3)收敛
(4)时收敛,时发散,时收敛,时发散
7/23 (1)时收敛,时发散 (2)时收敛,时发散
1/32 (1)收敛 (2)收敛 (3)收敛 (4)发散 (5)收敛 (6)收敛 (7)收敛 (8)收敛 (9)收敛 (10)收敛 (11)收敛(12)收敛 (13)发散(14)发散
(15)收敛 (16)收敛
2/33 (1)条件收敛 (2)绝对收敛 (3)条件收敛 (4)时绝对收敛,时条件收敛,时发散 (5)时绝对收敛,时条件收敛 (6)时绝对收敛,时条件收敛 (7)时绝对收敛,时条件收敛,时发散 (8)时绝对收敛,时条件收敛,时发散 (9)时绝对收敛,时发散,时可能收敛可能发散 (10)时绝对收敛,时发散 (11)时绝对收敛,时发散(12)时绝对收敛,时条件收敛,时发散 (13)时绝对收敛,时条件收敛,时发散 (14)时绝对收敛,时条件收敛,时发散
1/56 (1) (2) (3) (4) (5)
2/56 (1)收敛 (2)收敛 (3)收敛 (4)发散 (5)发散 (6)时收敛,时发散 (7)收敛 (8)收敛 (9)收敛 (10)时收敛,时发散 (11)收敛 (12)发散 (13)时收敛,时发散 (14)收敛 (15)发散(16)收敛
3/56 (1)发散 (2)条件收敛 (3)时绝对收敛,时条件收敛
(4)条件收敛 (5)条件收敛
1/64 (1) (2) (3) (4)
2/64 (1)收敛 (2)收敛 (3)收敛 (4)发散 (5)时收敛,时发散 (6)时收敛,时发散 (7)发散 (8)收敛 (9)时收敛,时发散 (10)或时收敛,否则发散 (11)收敛 (12)收敛
3/65(1)收敛 (2)收敛 (3) (4)时收敛 (5)时收敛 (6)或时收敛 (7)收敛 (8)收敛