The following pictures show n unit hexagons packed inside the smallest known tans (with short side s).
1. 
s = 3.15659+
Trivial.
2. 
s = 4.46410+
Trivial.
3. 
s = 4.94974+
Trivial.
4. 
s = 5.75097+
Found by Jonathan Viquerat
in May 2026.
5. 
s = 6.50265+
Found by Jonathan Viquerat
in May 2026.
6. 
s = 6.74289+
Found by Jonathan Viquerat
in May 2026.
7. 
s = 7.39923+
Found by Jonathan Viquerat
in May 2026.
8. 
s = 7.83340+
Found by Jonathan Viquerat
in May 2026.
9. 
s = 8.28267+
Found by Jonathan Viquerat
in May 2026.
10. 
s = 8.53604+
Found by Jonathan Viquerat
in May 2026.
11. 
s = 9.06093+
Found by Jonathan Viquerat
in May 2026.
12. 
s = 9.41319+
Found by Jonathan Viquerat
in May 2026.
13. 
s = 9.70132+
Found by Jonathan Viquerat
in May 2026.
14. 
s = 10.03836+
Found by Jonathan Viquerat
in May 2026.
15. 
s = 10.32919+
Found by Jonathan Viquerat
in May 2026.
16. 
s = 10.71469+
Found by Jonathan Viquerat
in May 2026.
17. 
s = 10.97884+
Found by Jonathan Viquerat
in May 2026.
18. 
s = 11.27299+
Found by Jonathan Viqueratl
in May 2026.
19. 
s = 11.49013+
Found by Jonathan Viquerat
in May 2026.
20. 
s = 11.77041+
Found by Jonathan Viquerat
in May 2026.