PerryJ?
Actually that made no sense. If that was correct, anything I found earlier would be wrong so moot point.
select name from users where length(name) = 6 and messages >= 150 and substr(name, 3, 1) = substr(name, 4, 1);
Divvy1
Muffin
Jeppie
PerryJ
Pillow
Only have names up to id 281094...