[1,2,6,56,600,8432,144816,2892416,66721920,
1732489472,50144683776,1604936139776,
56236356234240,2137961925773312,87642967518836736,
3863105286629851136,182345733925971394560,
9130908475775186173952,481864839159167717277696,
27108466364634568866922496,
1642481780780610712999034880]
|