E B 1 F
D A G 8
C 6 3 2
5 7 9 4
A 4 C 3
1 2 5 E
F B 7 9
D G 6 8
6 5 G 7
C 4 9 B
D E 1 8
2 F 3 A
8 9 D 2
F 7 6 3
4 G A 5
B 1 C E
2 5 D 7
9 4 E 3
1 F C A
G 8 6 B
9 1 8 6
C F 2 A
B D E G
3 5 4 7
E A B F
8 7 D G
5 3 4 6
1 9 C 2
C 3 4 G
5 6 1 B
2 8 9 7
E D F A
B 3 7 D
6 1 4 9
F C 8 E
A G 2 5
8 6 1 5
G E F C
7 9 A 2
4 3 B D
4 C A 9
7 B 2 5
3 G 6 D
F 8 E 1
G E 2 F
3 A 8 D
1 B 5 4
9 C 7 6
8 9 F C
7 D 5 1
3 2 A 6
4 E B G
5 A G 4
2 C 3 F
E 8 D B
6 7 9 1
B D 7 3
G 6 8 E
9 1 F 4
A 2 5 C
6 2 E 1
A 4 B 9
7 5 G C
D F 3 8

n = 256 k = 15

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25D79186EABFC34G94E3CF2A87DG561B1FCABDEG53462897G86B354719C2EDFA_
B37D86154CA9GE2F6149GEFC7B253A8DFC8E79A23G6D1B54AG2543BDF8E19C76_
89FC5AG4BD7362E17D512C3FG68EA4B932A6E8DB91F475GC4EBG6791A25CDF38/