width: 20, height: 15, detonation time: 210 frames
1  1  1  2 2 2  2  2  2 2 2  2  2  2  2  2 2 1 1 1 
3  0  3  2 2 3  3  17 5 0 0  0  7  3  3  2 2 3 3 3 
10 10 10 2 2 3  17 17 3 3 3  3  17 17 17 2 2 3 0 3 
3  3  3  2 2 16 5  0  0 0 16 3  3  3  3  2 2 3 0 3 
11 11 11 2 2 16 3  3  3 3 16 16 16 16 16 2 2 3 0 3 
3  3  3  2 2 3  3  15 0 0 0  6  15 3  3  2 2 3 3 3 
12 12 12 2 2 15 15 15 3 3 3  3  15 15 15 2 2 3 0 3 
3  3  3  2 2 3  14 5  0 0 0  14 3  3  3  2 2 3 0 3 
13 13 13 2 2 3  14 3  3 3 3  14 3  3  3  2 2 3 0 3 
3  3  3  2 2 14 14 3  3 3 3  14 14 14 14 2 2 3 3 3 
5  0  0  0 3 3  3  3  3 3 3  3  3  3  3  3 3 3 0 3 
2  2  3  3 3 3  0  0  0 0 3  3  3  3  3  3 3 0 0 3 
3  3  3  3 3 3  3  3  3 3 3  0  0  0  0  3 0 0 3 3 
3  0  0  0 6 3  3  3  3 3 3  3  3  3  3  3 3 3 3 3 
3  3  3  3 3 3  3  3  3 3 3  3  3  3  3  3 3 3 3 3 