Unverified50% confidenceFactExact time
The complete game tree for Tic-Tac-Toe has approximately 255,168 possible game sequences, approximately 26,830 distinct board states after deduplication, and approximately 765 equivalence classes after accounting for rotational and mirror symmetry.
1
Sources
50%
Confidence
Long-term
Relevance
9/1/2026
First Seen
Sources
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