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Print a size ascending range of Christmas trees using asterisks, ranging from size 3 to size 9, each tree separated by a blank line.

A size 3 tree should look like this, with a single centered asterisk for the trunk:

   *
  ***
 *****
   *

With the largest size 9 tree looking like this:

         *
        ***
       *****
      *******
     *********
    ***********
   *************
  ***************
 *****************
         *
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arguments holds ARGV, print() to output with a newline, write() to output without a newline.
say() is available without any import.
SELECT arg FROM argv to access ARGV. Only the first column of each row will be printed, and each on a newline. The dialect is SQLite.
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