Sandbox scoreEPIC
12,647EP
Top 6.1813% · sandbox population rank
61,812 higher · 1 tied · 938,187 lower
The patterns
Matched badges / 4
Mini Ladder
Contains an ascending 4-digit run; longer straights take precedence
+3,500 EPBookends
First 2 digits mirror the last 2 digits, excluding full palindromes (e.g. 421324)
+1,800 EPTwo Pair
Two distinct pairs of identical digits
+600 EPFibonacci Flow
Every digit belongs to Fibonacci {0, 1, 2, 3, 5, 8}
+4,000 EPScores use independent sandbox rules at ×1. Top / Bottom percentages include tied scores across all 1,000,000 inputs; they are not official or lock-conditioned odds.
The possibilities
Best single-digit edits
All 54 changes checked. Follow a number to compare.
Keep exploring
Full archiveMathematical landmarks, familiar patterns, and surprising combinations.