Originally posted by bluebabygirlThere's an old thread in Posers and Puzzles called 'Number of Positions'. I'll bump it for you. We came up with some estimates by various methods, and you can decide for yourself.
Royal chicken ,I got that number from the book -The Even More Complete Chess Addict. Read it about 4 or 5 years ago and its been stuck in my head ever since..--BBG
~RC