And from a recent Show HN: I Ching simulator with accurate Yarrow Stalk probabilities

https://news.ycombinator.com/item?id=46261942

Looks like.

https://zx.tr/basinc/help/topics/manual_appd.html, scroll down. "Here is a program to throw coins for the I Ching. (Unfortunately it produces the patterns upside down. but you might not worry about this.)"

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