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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
_20-166AA GHM
_20-166AB GHM
_20-166AC GHM
_20-166AD GHM
_20-166AE GHM
_20-166AF GHM
_20-166AG GHM
_20-166AH GHM
_20-166AI GHM
_20-166AJ GHM
_20-166AK GHM
_20-166AL GHM
_20-166AM GHM
_20-166AN GHM
_20-166AO GHM
_20-166AP GHM
_20-166AQ1of4 GHM
_20-166AQ2of4 GHM
_20-166AQ3of4 GHM
_20-166AQ4of4 GHM
_20-166AR GHM
_20-166AS GHM
_20-166AT GHM
_20-166AU1of8 GHM
_20-166AU2of8 GHM
_20-166AU3of8 GHM
_20-166AU4of8 GHM
_20-166AU5of8 GHM
_20-166AU6of8 GHM
_20-166AU7of8 GHM
_20-166AU8of8 GHM
_20-166AV GHM
_20-166AW GHM
_20-166AX GHM
_20-166AY GHM
_20-166AZ GHM
_20-166BA GHM
_20-166BB GHM
_20-166BC GHM
_20-166BD GHM
_20-167AA1of4 GHM
_20-167AA2of4 GHM
_20-167AA3of4 GHM
_20-167AA4of4 GHM
_20-167AB GHM
_20-167AC GHM
_20-168AA1of2 GHM
_20-168AA2of2 GHM
_20-168AB1of2 GHM
_20-168AB2of2 GHM
_20-168AC GHM
_20-168AD GHM
_20-168AE GHM
_20-168AF GHM
_20-168AG GHM
_20-168AH GHM
_20-168AI GHM
_20-168AJ GHM
_20-168AK GHM
_20-168AL GHM
_20-168AM1of4 GHM
_20-168AM2of4 GHM
_20-168AM3of4 GHM
_20-168AM4of4 GHM
_20-168AN1of4 GHM
_20-168AN2of4 GHM
_20-168AN3of4 GHM
_20-168AN4of4 GHM
_20-168AO GHM
_20-168AP GHM
_20-168AQ1of2 GHM
_20-168AQ2of2 GHM
_20-168AR GHM
_20-168AS GHM
_20-168AT GHM
_20-168AU GHM
_20-168AV GHM
_20-168AW GHM
_20-168AX GHM
_20-168AY GHM
_20-168AZ GHM
_20-168BA GHM
_20-168BB GHM
_20-168BC GHM
_20-168BD GHM
_20-168BE GHM
_20-168BF GHM
_20-168BG GHM
_20-168BH GHM
_20-168BI GHM
_20-168BJ GHM
_20-168BK GHM
_20-168BL GHM
_20-168BM GHM
_20-168BN GHM
_20-168BO GHM
_20-168BP GHM
_20-168BQ GHM
_20-168BR GHM
_20-168BS GHM
_20-168BT GHM
_20-168BU GHM
_20-168BV GHM
_20-168BW GHM
_20-168BX GHM
_20-168BY GHM
_20-168BZ GHM
_20-168CA GHM
_20-168CB GHM
_20-168CC GHM
_20-168CD GHM
_20-168CE GHM
_20-168CF GHM
_20-168CG GHM
_20-168CH GHM
_20-168CI GHM
_20-168CJ GHM
_20-168CK GHM
_20-168CL GHM
_20-168CM GHM
_20-168CN GHM
_20-168CO GHM
_20-169AA GHM
_20-169AB GHM
_20-170AA GHM
_20-170AB GHM
_20-170AC GHM
_20-170AD GHM
_20-170AE GHM
_20-170AF GHM
_20-170AG GHM
_20-170AH GHM
_20-170AI GHM
_20-170AJ GHM
_20-170AK GHM
_20-170AL GHM
_20-170AM GHM
_20-170AN GHM
_20-170AO GHM
_20-170AP1of8 GHM
_20-170AP2of8 GHM
_20-170AP3of8 GHM
_20-170AP4of8 GHM
_20-170AP5of8 GHM
_20-170AP6of8 GHM
_20-170AP7of8 GHM
_20-170AP8of8 GHM
_20-170AQ1of8 GHM
_20-170AQ2of8 GHM
_20-170AQ3of8 GHM
_20-170AQ4of8 GHM
_20-170AQ5of8 GHM
_20-170AQ6of8 GHM
_20-170AQ7of8 GHM
_20-170AQ8of8 GHM
_20-170AR1of8 GHM
_20-170AR2of8 GHM
_20-170AR3of8 GHM
_20-170AR4of8 GHM
_20-170AR5of8 GHM
_20-170AR6of8 GHM
_20-170AR7of8 GHM
_20-170AR8of8 GHM
_20-170AS1of8 GHM
_20-170AS2of8 GHM
_20-170AS3of8 GHM
_20-170AS4of8 GHM
_20-170AS5of8 GHM
_20-170AS6of8 GHM
_20-170AS7of8 GHM
_20-170AS8of8 GHM
_20-170AT GHM
_20-170AU GHM
_20-170AV GHM
_20-170AW GHM
_20-170AX GHM
_20-170AY GHM
_20-170AZ GHM
_20-170BA GHM
_20-170BB GHM
_20-170BC GHM
_20-170BD1of2 GHM
_20-170BD2of2 GHM
_20-170BE GHM
_20-170BF1of8 GHM
_20-170BF2of8 GHM
_20-170BF3of8 GHM
_20-170BF4of8 GHM
_20-170BF5of8 GHM
_20-170BF6of8 GHM
_20-170BF7of8 GHM
_20-170BF8of8 GHM
_20-170BG1of8 GHM
_20-170BG2of8 GHM
_20-170BG3of8 GHM
_20-170BG4of8 GHM
_20-170BG5of8 GHM
_20-170BG6of8 GHM
_20-170BG7of8 GHM
_20-170BG8of8 GHM
_20-170BH GHM
_20-170BI GHM
_20-170BJ GHM
_20-170BK GHM
_20-170BL GHM
_20-170BM1of2 GHM
_20-170BM2of2 GHM
_20-170BN GHM
_20-170BO GHM
_20-170BP GHM
_20-170BQ GHM
_20-170BR GHM
_20-170BS GHM
_20-170BT GHM
_20-171AA GHM
_20-171AB GHM
_20-171AC GHM
_20-171AD GHM
_20-171AE GHM
_20-171AF1of8 GHM
_20-171AF2of8 GHM
_20-171AF3of8 GHM
_20-171AF4of8 GHM
_20-171AF5of8 GHM
_20-171AF6of8 GHM
_20-171AF7of8 GHM
_20-171AF8of8 GHM
_20-172AA GHM
_20-172AB GHM
_20-172AC GHM
_20-172AD GHM
_20-172AE GHM
_20-172AF GHM
_20-172AG GHM
_20-172AH GHM
_20-172AI GHM
_20-172AJ GHM
_20-172AK GHM
_20-172AL GHM
_20-172AM GHM
_20-172AN GHM
_20-172AO GHM
_20-172AP GHM
_20-172AQ GHM
_20-172AR1of2 GHM
_20-172AR3of2 GHM
_20-172AS GHM
_20-172AT GHM
_20-172AU GHM
_20-172AV1of2 GHM
_20-172AV2of2 GHM
_20-172AW1of2 GHM
_20-172AW2of2 GHM
_20-172AX1of2 GHM
_20-172AX2of2 GHM
_20-172AY1of2 GHM
_20-172AY2of2 GHM
_20-172AZ1of2 GHM
_20-172AZ2of2 GHM
_20-172BA1of2 GHM
_20-172BA2of2 GHM
_20-172BB1of2 GHM
_20-172BB2of2 GHM
_20-172BC1of2 GHM
_20-172BC2of2 GHM
_20-172BD1of2 GHM
_20-172BD2of2 GHM
_20-172BE GHM
_20-172BF1of2 GHM
_20-172BF2of2 GHM
_20-172BG1of2 GHM
_20-172BG2of2 GHM
_20-172BH GHM
_20-172BI GHM
_20-172BJ GHM
d20-173AA GHM
_20-173AB1of4 GHM
_20-173AB2of4 GHM
_20-173AB3of4 GHM
_20-173AB4of4 GHM
_20-174AA GHM
_20-174AB GHM
_20-174AC GHM
_20-174AD GHM
_20-174AE GHM
_20-174AF GHM
_20-174AG GHM
_20-174AH GHM
_20-174AI GHM
_20-174AJ GHM
_20-174AK GHM
_20-174AL GHM
_20-174AM GHM
_20-174AN GHM
_20-174AO GHM
_20-174AP GHM
_20-174AQ GHM
_20-174AR GHM
_20-174AS GHM
_20-174AT GHM
_20-174AU GHM
_20-174AV GHM
_20-174AW GHM
(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
(301); 20:450->20:784
Derivative Ultraperfects
Nonultraperfects
Simple Primitive Imperfects
Triangled Equilateral Triangles
Orders
History and Theory
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