{1},
{1, 1},
{1, 6, 1},
{1, 8, 8, 1},
{1, 8, 10, 8, 1},
{1, 8, 10, 10, 8, 1},
{1, 9, 12, 11, 12, 9, 1},
{1, 10, 14, 14, 14, 14, 10, 1},
{1, 10, 17, 18, 20, 18, 17, 10, 1},
{1, 11, 20, 24, 28, 28, 24, 20, 11, 1},
{1, 12, 24, 31, 40, 43, 40, 31, 24, 12, 1}