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Tilings by Squares
Tilings by Triangles
Isosceles Right Triangled Squares
Primitive Perfects
(1) PPIRTS's Order 11
(3) PPIRTS's Order 12
(13) PPIRTS's Order 13
(38) PPIRTS's Order 14
(128) PPIRTS's Order 15
(451) PPIRTS's Order 16
(1039) PPIRTS's Order 17
(2581) PPIRTS's Order 18
(7021) PPIRTS's Order 19
(8446) PPIRTS's Order 20
(308); 20:32->20:70
(320); 20:71->20:86
(292); 20:87->20:99
(293); 20:100->20:110
(324); 20:112->20:124
(323); 20:125->20:134
(303); 20:135->20:146
(310); 20:147->20:156
(283); 20:157->20:165
(303); 20:166->20:174
(307); 20:175->20:184
(290); 20:185->20:188
(291); 20:189->20:203
(301); 20:204->20:215
(290); 20:216->20:223
(321); 20:224->20:232
(301); 20:234->20:240
(297); 20:241->20:252
(317); 20:253->20:262
(301); 20:263->20:268
(289); 20:269->20:290
(287); 20:291->20:310
(300); 20:311->20:327
(305); 20:328->20:338
(289); 20:339->20:362
(301); 20:364->20:380
(299); 20:382->20:448
_20-382AA GHM
_20-382AB GHM
_20-382AC GHM
_20-382AD GHM
_20-382AE GHM
_20-382AF GHM
_20-382AG GHM
_20-384AA GHM
_20-384AB GHM
_20-384AC GHM
_20-385AA GHM
_20-385AB GHM
e20-385AC1of2 GHM
e20-385AC2of2 GHM
e20-385AD GHM
_20-386AA GHM
_20-386AB1of2 GHM
_20-386AB2of2 GHM
_20-386AC1of2 GHM
_20-386AC2of2 GHM
_20-388AA GHM
_20-388AB GHM
_20-388AC GHM
_20-388AD GHM
_20-388AE GHM
_20-390AA GHM
_20-390AB GHM
_20-390AC GHM
_20-390AD GHM
_20-390AE GHM
_20-390AF GHM
_20-390AG GHM
_20-390AH GHM
_20-390AI GHM
e20-391AA GHM
_20-392AA GHM
_20-392AB GHM
_20-392AC GHM
_20-392AD GHM
_20-392AE GHM
_20-392AF GHM
_20-392AG GHM
_20-394AA GHM
_20-394AB GHM
_20-394AC GHM
_20-394AD GHM
_20-394AE GHM
_20-394AF GHM
_20-394AG GHM
_20-394AH1of2 GHM
_20-394AH2of2 GHM
_20-394AI1of2 GHM
_20-394AI2of2 GHM
_20-394AJ1of2 GHM
_20-394AJ2of2 GHM
_20-396AA GHM
_20-396AB GHM
_20-396AC GHM
_20-396AD GHM
_20-396AE GHM
_20-396AF GHM
_20-396AG1of4 GHM
_20-396AG2of4 GHM
_20-396AG3of4 GHM
_20-396AG4of4 GHM
_20-396AH1of4 GHM
_20-396AH2of4 GHM
_20-396AH3of4 GHM
_20-396AH4of4 GHM
_20-398AA GHM
_20-398AB1of4 GHM
_20-398AB2of4 GHM
_20-398AB3of4 GHM
_20-398AB4of4 GHM
_20-398AC GHM
_20-398AD GHM
_20-398AE GHM
_20-398AF1of2 GHM
_20-398AF2of2 GHM
e20-399AA GHM
_20-400AA GHM
_20-400AB GHM
_20-400AC GHM
_20-400AD GHM
_20-400AE GHM
_20-400AF GHM
_20-400AG GHM
_20-400AH GHM
_20-400AI GHM
_20-400AJ GHM
_20-400AK GHM
_20-400AL GHM
_20-402AA GHM
_20-402AB GHM
_20-402AC GHM
_20-404AA GHM
_20-404AB GHM
_20-404AC GHM
_20-404AD GHM
_20-404AE GHM
_20-406AA GHM
_20-406AB GHM
_20-406AC GHM
_20-406AD GHM
_20-406AE GHM
_20-406AF GHM
_20-406AG GHM
_20-408AA GHM
_20-408AB1of4 GHM
_20-408AB2of4 GHM
_20-408AB3of4 GHM
_20-408AB4of4 GHM
_20-408AC GHM
_20-408AD GHM
_20-408AE GHM
_20-408AF GHM
e20-409AA GHM
_20-410AA GHM
_20-410AB GHM
_20-410AC GHM
_20-410AD GHM
_20-410AE GHM
_20-410AF GHM
_20-410AG GHM
_20-410AH GHM
_20-412AA1of2 GHM
_20-412AA2of2 GHM
_20-412AB GHM
_20-412AC GHM
e20-413AA GHM
_20-414AA1of2 GHM
_20-414AA2of2 GHM
_20-414AB GHM
_20-414AC GHM
_20-414AD GHM
_20-414AE GHM
_20-414AF GHM
_20-414AG GHM
_20-414AH GHM
_20-414AI GHM
_20-414AJ GHM
_20-416AA1of2 GHM
_20-416AA2of2 GHM
_20-416AB GHM
_20-416AC GHM
_20-416AD GHM
_20-416AE GHM
_20-416AF GHM
_20-416AG GHM
_20-416AH GHM
_20-416AI GHM
_20-416AJ GHM
_20-416AK JDS
_20-418AA1of2 GHM
_20-418AA2of2 GHM
_20-418AB1of2 GHM
_20-418AB2of2 GHM
_20-418AC GHM
_20-418AD GHM
_20-418AE1of2 GHM
_20-418AE2of2 GHM
_20-418AF1of2 GHM
_20-418AF2of2 GHM
_20-420AA GHM
_20-420AB GHM
_20-420AC GHM
_20-420AD GHM
_20-420AE GHM
_20-420AF GHM
_20-420AG GHM
_20-420AH GHM
_20-420AI GHM
_20-420AJ GHM
_20-422AA GHM
_20-422AB GHM
_20-422AC GHM
_20-422AD GHM
_20-422AE GHM
_20-422AF GHM
_20-422AG GHM
_20-422AH GHM
_20-422AI GHM
_20-424AA GHM
_20-424AB GHM
_20-424AC GHM
_20-424AD GHM
_20-424AE1of4 GHM
_20-424AE2of4 GHM
_20-424AE3of4 GHM
_20-424AE4of4 GHM
_20-424AF1of4 GHM
_20-424AF2of4 GHM
_20-424AF3of4 GHM
_20-424AF4of4 GHM
_20-424AG GHM
_20-424AH GHM
_20-424AI GHM
_20-424AJ GHM
_20-424AK GHM
_20-424AL GHM
_20-424AM GHM
_20-424AN GHM
_20-424AO GHM
_20-424AP JDS
_20-424AQ1of2 GHM
_20-424AQ2of2 GHM
_20-424AR1of2 GHM
_20-424AR2of2 GHM
_20-424AS1of2 GHM
_20-424AS2of2 GHM
_20-424AT1of2 GHM
_20-424AT2of2 GHM
_20-426AA GHM
_20-426AB GHM
e20-427AA GHM
e20-427AB GHM
_20-428AA GHM
_20-428AB GHM
_20-428AC GHM
_20-428AD GHM
_20-428AE GHM
_20-428AF GHM
_20-428AG GHM
_20-428AH GHM
_20-428AI GHM
_20-428AJ GHM
_20-428AK GHM
_20-428AL GHM
_20-428AM GHM
_20-430AA GHM
_20-432AA GHM
_20-432AB JDS
_20-432AC GHM
_20-432AD GHM
_20-432AE GHM
_20-432AF GHM
_20-432AG GHM
_20-434AA1of4 GHM
_20-434AA2of4 GHM
_20-434AA3of4 GHM
_20-434AA4of4 GHM
_20-434AB1of4 GHM
_20-434AB2of4 GHM
_20-434AB3of4 GHM
_20-434AB4of4 GHM
_20-434AC GHM
_20-434AD GHM
_20-434AE GHM
e20-435AA GHM
_20-436AA GHM
_20-436AB GHM
_20-436AC GHM
_20-436AD GHM
_20-436AE GHM
_20-436AF GHM
_20-436AG GHM
_20-436AH GHM
_20-436AI GHM
_20-436AJ GHM
_20-438AA GHM
_20-438AB GHM
_20-438AC GHM
_20-438AD GHM
_20-438AE GHM
_20-438AF GHM
_20-440AA GHM
_20-440AB GHM
_20-440AC GHM
_20-440AD1of2 GHM
_20-440AD2of2 GHM
_20-440AE1of2 GHM
_20-440AE2of2 GHM
_20-440AF1of2 GHM
_20-440AF2of2 GHM
_20-440AG1of2 GHM
_20-440AG2of2 GHM
_20-440AH1of2 GHM
_20-440AH2of2 GHM
_20-440AI1of2 GHM
_20-440AI2of2 GHM
_20-442AA GHM
_20-442AB GHM
_20-442AC GHM
e20-443AA GHM
_20-444AA GHM
_20-444AB GHM
_20-444AC GHM
_20-444AD GHM
_20-446AA GHM
_20-446AB GHM
_20-446AC GHM
_20-446AD GHM
_20-446AE GHM
_20-446AF GHM
_20-448AA1of4 GHM
_20-448AA2of4 GHM
_20-448AA3of4 GHM
_20-448AA4of4 GHM
_20-448AB GHM
(301); 20:450->20:784
Derivative Ultraperfects
Nonultraperfects
Simple Primitive Imperfects
Triangled Equilateral Triangles
Orders
History and Theory
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