Most often drawn with 21
Any pair would be expected to turn up together about 15.8 times.
Times drawn
85
Expected 89.4 · inside the chance band
Last drawn
10 draws ago
Thursday, 27 August 2026
Average gap
5.0 draws
Chance alone: 5.0 draws
Longest gap
18 draws
Ended Thursday, 14 February 2019
Gaps between appearances
Each bar is how many draws 21 waited before turning up again, for its last 40 appearances, oldest on the left. The dashed line is the 5.0-draw average you'd expect by chance.
Gaps of 20+ draws. They're normal. With 35 numbers, a few will always be on a long run.
Least often drawn with 21
With 595 possible pairs, some land well above or below 15.8 by chance.