3, 9, 18; 4, 12, 24; 5, 15, 30; 1, ?, ?
3, 5, 15; 4, 6, 18; 5, 7, 21; 2, ?, ?
13, 4, 8; 15, 6, 12; 10, 1, 2; 11, ?, ?
4, 12, 8; 7, 21, 17; 3, 9, 5; 8, ?, ?
5, 25, 27; 9, 45, 47; 7, 35, 37; 4, ?, ?
7, 2, 6; 9, 4, 12; 8, 3, 9; 6, ?, ?
4, 6, 30; 5, 7, 35; 2, 4, 20; 6, ?, ?