www.mikescher.com/www/statics/euler/Euler_Problem-081.php

<?php

return 
[
	'number'      => 81,
	'date'        => '2015-09-12',
	'title'       => 'Path sum: two ways',
	'abbreviated' => true,
	'steps'       => 1697244,
	'time'        => 234,
	'width'       => 500,
	'height'      => 180,
	'value'       => 427337,
];