Since navigating the list of user accounts is so very slow, here's a little index that allows jumping directly (or at least near) to a specific user name. Handy when having to remove a spammer's account.

First letter of user name	Page
0AB	page 1
BCD	page 2
FGHIJ	page 3
JKLM	page 4
MNOPQR	page 5
RST	page 6
TUVQXYZ_	page 7
a	page 7
b	page 10
c	page 11
d	page 12
e	page 14
f	page 15
ghi	page 16
i	page 17
j	page 18
k	page 19
l	page 20
m	page 21
no	page 23
p	page 24
qr	page 25
s	page 26
t	page 28
uv	page 29
w	page 30
xyz	page 31