1x1: max T = -8
1x2: max T = -16
1x3: max T = -24
1x4: max T = -2
1x5: max T = -10
1x6: max T = -18
1x7: max T = -26
1x8: max T = -4
1x9: max T = -12
1x10: max T = -20
1x11: max T = -28
1x12: max T = -6
1x13: max T = -14
1x14: max T = -22
1x15: max T = -30
1x16: max T = -8
1x17: max T = -16
1x18: max T = -24
1x19: max T = -32
1x20: max T = -10
1x21: max T = -18
1x22: max T = -26
1x23: max T = -34
1x24: max T = -12
1x25: max T = -20
2x2: max T = -32
2x3: max T = -48
2x4: max T = -4
2x5: max T = -20
2x6: max T = -36
2x7: max T = -52
2x8: max T = -8
2x9: max T = -24
2x10: max T = -40
2x11: max T = -56
2x12: max T = -12
3x3: max T = -72
3x4: max T = -6
3x5: max T = -30
3x6: max T = -54
3x7: max T = -78
3x8: max T = -12
4x4: max T = 72 > 0  count 24 #A 6  grid AABA/BBAB/ABBB/ABBB
4x5: max T = 0
4x6: max T = -2
5x5: max T = 0
largest T/N: (72, (4, 4), 16, 4427)
