Hi Robb,

I think you may have forgotten to take into account the reduced prob. of straights at the top and bottom of the deck, e.g.

AK can only make
* AKXXX
whereas JT can make
* XXXJT
* XXJTX
* XJTXX
* JTXXX

tabulated below:-



Obv. 3Gappers are immune to this phenomenon, as they always have to hit the 3 inbetweeners.