L's in Squares

The following pictures show n L's with short sides 1, 2, . . . n packed inside the smallest known square (of side length s).

1. 2. 3.
s = 2
Trivial. s = 4
Trivial. s = 7
Found by Erich Friedman in 1998.

4.			5.			6.
	s = 11 Found by Erich Friedman in 1998.			s = 14 Found by Erich Friedman in 1998.			s = 18 Found by Erich Friedman in 1998.

7.			8.			9.
	s = 22 Found by Erich Friedman in 1998.			s = 26 Found by Erich Friedman in 1998.			s = 31 Found by Erich Friedman in 1998.

10.			11.			12.
	s = 36 Found by Erich Friedman in 1998.			s = 41 Found by Patrick Hamlyn in January 2004.			s = 46 Found by Erich Friedman in June 2003.

13.			14.			15.
	s = 52 Found by Erich Friedman in June 2003.			s = 58 Found by Erich Friedman in January 2004.			s = 63 Found by Erich Friedman in March 2005.

16. 17. 18.
s = 69
Found by Erich Friedman in March 2005. s = 75
Found by Erich Friedman in March 2005. s = 82
Found by Erich Friedman in March 2005.

1.			2.			3.
	s = 2 Trivial.			s = 4 Trivial.			s = 7 Found by Erich Friedman in 1998.

16.			17.			18.
	s = 69 Found by Erich Friedman in March 2005.			s = 75 Found by Erich Friedman in March 2005.			s = 82 Found by Erich Friedman in March 2005.