idnr: 4251
1512*
1890*
2-
54*
20*
64*
30*
2
24*
48*
12*
378*
140*
144*
210*
18*
96*
126*
2-
72*
3-
5-
120*
36*
2-
4-
112*
135*
Difficulty: Medium ()
idnr: 2573
144*
26+
21*
7+
336*
3-
80*
2/
80*
12+
18*
240*
135*
15*
504*
42*
19+
630*
24+
24*
19+
108*
3-
3/
6+
20+
8/
9+
Difficulty: Difficult ()
idnr: 1256
16+
3/
24+
21+
10+
12+
23+
15+
10+
14+
9+
15+
13+
15+
27+
17+
2/
11+
25+
22+
14+
15+
11+
17+
13+
4/
7+
Difficulty: Impossible ()
idnr: 1084
15+
5/
7-
15+
270*
56*
72*
210*
2/
3
3/
6
16+
4/
21+
672*
20*
6/
7/
17+
5/
144*
144*
126*
2880*
16+
12+
270*
15+
Difficulty: Difficult ()