Property
Links
$user = get-aduser <username> -properties memberof
for each ($group in $user.memberof) { get-adgroup $group -properties admincount | where {$_.admincount -eq 1} }Can also check for all users with AdminCount =1
get-aduser -searchbase "OU=ouname,DC=dcname,DC=dcname" -filter * -properties adminCount | where {$_.adminCount -eq 1 }