Find all 3-digit numbers that are equal to the sum of the cubes of the digits in the number.
Which produces:
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Warning: include() [function.include]: Failed opening '6-8-1-code.php' for inclusion (include_path='.:/usr/lib/php:/usr/local/lib/php') in /home/icey/public_html/littleredbook/6-8.php on line 6