<?php

error_reporting(-1);

$total = 7;
$skip = 4;

$list = range(1, $total);

while (count($list) >= $skip) {
	$after = array_slice($list, $skip);
	$before = array_slice($list, 0, $skip - 1);
	$list = array_merge($after, $before);
}

echo "Выйгрышные места: " . implode(", ", $list) . "\n";