Tower of Hanoi Brain Challenge

This is the classic Tower of Hanoi brain game.

Ready for the challenge? Are you able to match the records?
Prove it!

Disks: 3 => Moves: 7
Disks: 4 => Moves: 15
Disks: 5 => Moves: 31
Disks: 6 => Moves: 63
Disks: 7 => Moves: 127
Disks: 8 => Moves: 255
Disks: 9 => Moves: 511
Disks: 10 => Moves: 1023
Disks: 11 => Moves: 2047
Disks: 12 => Moves: 4095