Ok, so this is only a theory but worth reading.
Yesterday I thought about winning in a lottery and make the bank go to hell. I came to this conclusion:
You bet:
1 on red --> you loose
2 on red --> you loose
4 on red --> you win and get all your money back + 1
8 on red --> you loose
16 on red --> you loose
32 on red --> you loose
64 on red --> you loose
128 on red --> you loose
256 on red --> you loose
512 on red --> you loose
1024 on red --> you loose
2048 on red --> you loose
4096 on red --> you loose
8192 on red --> you win and get all your money back + 1
The only contra is, that you must have unlimited twocents ^^.