1: 2: 3: 4: 5: 6: 7: 8: 9: 10: 11: 12: 13: 14: 15: 16: 17: 18: 19: 20: 21: 22: 23: 24: 25: 26:
A 1 B 2 C 4 D 8 E 16 F 32 G 64 H 128 I 256 J 512 K 1024 L 2048 M 4096 N 8192 O 16384 P 32768 Q 65536 R 131072 S 262144 T 524288 U 1048576 V 2097152 W 4194304 X 8388608 Y 16777216 Z 33554432