Archive shuffle
#4,539,010
Recorded by the original engine (era 1) · June 21, 2025
One of 14,309,816 shuffles recorded so far.
15 blacks in a row.
Your longest one-color stretch runs 15 cards. Only about less than 0.01% of all possible decks have a run that long.
Two pair, straight away.
Your first five cards hold two pair. About 1 in 21 decks open this way.
Two cards went home.
Two cards landed back in their new-deck positions. The average is one.
Roughly 275,189 of the other 14,309,815 shuffles in the archive likely opened with your 2♠. On average at least one matched your first four cards in order, and almost certainly none matched five.
Full sequence
A 52-card deck can be arranged 8.07 × 10⁶⁷ different ways. This exact ordering has never repeated anywhere in the archive.