What is the mean waiting time to get two successive throws of 6? What about three, four? And what is the easiest answer to these questions?
>showlarge intrandom(1,1000,6) [2, 6, 2, 6, 6, 4, 3, 5, 5, 6, 4, 1, 6, 6, 4, 6, 6, 4, 2, 6, 3, 1, 2, 6, 2, 4, 2, 1, 4, 6, 6, 2, 1, 2, 4, 2, 5, 5, 2, 4, 4, 1, 5, 2, 1, 6, 5, 2, 5, 3, 5, 1, 6, 2, 6, 3, 6, 4, 3, 2, 6, 4, 3, 5, 1, 6, 2, 4, 4, 3, 1, 5, 3, 2, 1, 1, 6, 3, 1, 4, 3, 2, 2, 3, 3, 3, 4, 3, 6, 5, 2, 5, 3, 3, 1, 1, 6, 6, 1, 3, 3, 6, 5, 6, 1, 1, 1, 5, 6, 4, 3, 3, 1, 5, 2, 6, 5, 2, 3, 4, 4, 2, 2, 1, 6, 6, 1, 2, 6, 2, 2, 2, 4, 4, 5, 5, 1, 4, 2, 4, 4, 6, 6, 4, 5, 5, 5, 4, 1, 1, 1, 6, 6, 3, 2, 3, 2, 2, 3, 2, 3, 6, 6, 4, 6, 4, 6, 6, 3, 2, 1, 5, 2, 3, 1, 3, 6, 3, 4, 6, 2, 6, 2, 2, 1, 5, 4, 2, 5, 1, 4, 4, 2, 4, 6, 6, 3, 5, 1, 3, 6, 3, 1, 5, 5, 1, 5, 5, 2, 5, 4, 4, 4, 5, 1, 3, 6, 3, 6, 5, 5, 2, 2, 5, 6, 4, 5, 4, 5, 6, 5, 6, 5, 3, 6, 4, 6, 2, 1, 1, 4, 5, 4, 6, 1, 2, 5, 1, 2, 3, 4, 2, 1, 2, 6, 3, 2, 1, 2, 6, 1, 3, 5, 2, 2, 2, 3, 2, 6, 3, 1, 1, 5, 2, 1, 1, 1, 3, 2, 6, 5, 2, 4, 3, 3, 2, 1, 4, 4, 2, 5, 3, 5, 2, 5, 3, 3, 1, 5, 2, 4, 2, 5, 4, 4, 2, 5, 6, 5, 2, 1, 4, 4, 2, 5, 5, 6, 1, 1, 2, 4, 4, 4, 5, 1, 4, 4, 2, 6, 1, 3, 4, 6, 5, 5, 2, 4, 5, 4, 4, 5, 2, 6, 4, 3, 6, 6, 3, 4, 2, 5, 4, 4, 4, 6, 6, 6, 5, 2, 5, 1, 3, 2, 2, 2, 1, 2, 5, 1, 2, 2, 5, 5, 4, 1, 4, 6, 3, 2, 3, 1, 1, 1, 2, 5, 3, 6, 6, 2, 2, 6, 3, 4, 1, 6, 6, 2, 2, 5, 1, 3, 6, 3, 5, 1, 2, 1, 5, 1, 4, 4, 4, 2, 6, 3, 6, 4, 3, 5, 3, 4, 1, 2, 2, 3, 2, 5, 1, 2, 5, 6, 5, 4, 1, 3, 2, 6, 6, 5, 3, 5, 5, 4, 3, 1, 2, 5, 6, 4, 3, 5, 5, 4, 5, 5, 2, 3, 3, 3, 1, 6, 4, 4, 2, 6, 3, 5, 3, 2, 1, 5, 3, 6, 1, 2, 1, 6, 2, 3, 1, 1, 1, 2, 6, 2, 1, 5, 2, 5, 4, 6, 5, 6, 2, 1, 6, 6, 4, 2, 5, 6, 1, 2, 1, 5, 3, 3, 1, 3, 4, 1, 5, 6, 1, 4, 5, 5, 2, 2, 2, 4, 5, 4, 4, 6, 3, 6, 1, 4, 5, 3, 3, 1, 6, 5, 4, 6, 5, 5, 2, 4, 3, 4, 2, 6, 4, 4, 6, 5, 6, 2, 5, 5, 6, 5, 3, 4, 2, 3, 4, 2, 3, 3, 1, 1, 4, 2, 5, 4, 5, 2, 3, 1, 5, 1, 1, 2, 3, 4, 6, 3, 5, 4, 2, 1, 2, 5, 1, 6, 4, 2, 1, 6, 3, 6, 2, 6, 4, 4, 4, 5, 6, 6, 6, 5, 2, 1, 4, 4, 1, 5, 2, 2, 3, 3, 3, 6, 6, 5, 1, 4, 3, 4, 4, 3, 6, 6, 2, 2, 6, 2, 2, 5, 2, 5, 2, 3, 4, 4, 3, 4, 6, 6, 1, 3, 4, 2, 5, 3, 2, 2, 3, 2, 6, 3, 2, 5, 6, 1, 1, 2, 5, 4, 6, 4, 6, 4, 3, 2, 1, 5, 3, 6, 2, 2, 6, 4, 5, 3, 4, 1, 6, 2, 6, 2, 2, 6, 6, 3, 6, 1, 1, 6, 1, 4, 3, 5, 4, 1, 3, 5, 6, 1, 1, 2, 5, 2, 3, 2, 5, 4, 1, 4, 5, 5, 3, 3, 2, 4, 2, 4, 5, 6, 5, 1, 3, 5, 5, 5, 4, 1, 6, 1, 4, 4, 1, 3, 3, 2, 6, 3, 5, 3, 4, 2, 2, 6, 3, 1, 4, 5, 3, 3, 5, 5, 1, 3, 6, 1, 1, 6, 4, 1, 1, 3, 3, 4, 1, 2, 3, 6, 4, 2, 3, 3, 6, 6, 3, 3, 6, 6, 2, 3, 5, 6, 5, 3, 5, 2, 5, 2, 6, 5, 6, 2, 1, 3, 1, 3, 4, 2, 3, 2, 5, 1, 3, 3, 5, 4, 2, 3, 6, 3, 6, 6, 3, 6, 5, 3, 4, 6, 5, 5, 6, 6, 1, 5, 3, 2, 4, 3, 5, 1, 1, 3, 2, 2, 3, 1, 2, 3, 2, 4, 1, 3, 3, 4, 4, 4, 3, 4, 2, 2, 5, 3, 3, 5, 5, 5, 2, 6, 4, 3, 2, 3, 4, 5, 4, 4, 4, 2, 3, 1, 3, 3, 6, 4, 6, 4, 2, 5, 2, 3, 1, 6, 6, 6, 1, 6, 6, 3, 5, 2, 1, 5, 2, 4, 2, 2, 6, 3, 6, 2, 6, 6, 2, 6, 6, 3, 3, 2, 2, 4, 6, 6, 5, 6, 3, 1, 3, 2, 4, 5, 1, 6, 2, 2, 5, 2, 4, 6, 1, 4, 4, 5, 6, 1, 5, 5, 1, 4, 1, 5, 4, 6, 4, 1, 5, 1, 2, 4, 5, 5, 3, 6, 1, 4, 3, 3, 5, 1, 4, 2, 5, 3, 4, 6, 5, 5, 5, 6, 5, 1, 5, 2, 4, 4, 4, 3, 6, 3, 3, 4, 3, 3, 2, 6, 1, 3, 6, 6, 6, 1, 2, 4, 5, 2, 5, 3, 2]