Can you see the pattern....?

Function global:gen-num_array_hash
{
[array[]]$num_array=1..10000
$global:num_array_hash=$num_array | %  {
[array[]]$rand_out=$(get-random); foreach ($i in $rand_out) {
[array]@{$_.getvalue(0)=$i.item(0)}}};break
}
rv -ea 0 hashdata
$hashdata=$num_array_hash
Chart-Hashdata fastpoint