himpunan kuasa dari {1,2,3,4,5,6 }

Himpunan kuasa { },{1},{2},{3},{4},{5},{6},
{1,2},{1,3},{1,4},{1,5},{1,6}
{2,3},{2,4},{2,5},{2,6}
{3,4},{3,5}{3,6}
{4,5},{4,6},
{5,6}
{1,2,3},{1,2,4},{1,2,5},{1,2,6}
{1,3,4},{1,3,5},{1,3,6}
{1,4,5},{1,4,6}
{1,5,6}
{2,3,4},{2,3,5},{2,3,6}
{2,4,5}{2,4,6}
{2,5,6}
{3,4,5},{3,4,6}
{3,5,6}
{4,5,6}

n(p(a))=36 n(a) =6 .................(sorry banyak titik titiknya harus dijawab dengan 20 karakter)