idnr: 3973
14+
6+
6/
2/
1-
19+
16+
13+
22+
25+
14+
12+
2/
3/
9+
35+
4/
12+
4/
16+
4
29+
3-
3/
11+
5
3
16+
14+
11+
9/
Difficulty: Impossible ()
idnr: 553
90*
6*
72*
216*
28*
42*
45*
40*
80*
7*
192*
18*
252*
9072*
14*
6
15*
360*
48*
72*
56*
192*
15*
12*
72*
140*
2520*
18*
Difficulty: Difficult ()
idnr: 895
280*
16+
18*
15+
3/
48*
13+
20+
13+
14+
168*
16+
15+
19+
11+
3
14+
192*
1890*
10*
25+
21*
18+
6+
11+
25+
42*
4/
4
Difficulty: Impossible ()
idnr: 2066
5-
3-
75*
24+
2-
19+
16*
945*
1344*
576*
15+
9+
1-
2-
8640*
18+
1
4-
36*
40*
126*
4
9+
14+
4-
22+
432*
7
Difficulty: Very Difficult ()