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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
_20-147AA GHM
_20-147AB GHM
_20-147AC GHM
_20-148AA GHM
_20-148AB GHM
_20-148AC GHM
_20-148AD GHM
_20-148AE GHM
_20-148AF GHM
_20-148AG GHM
_20-148AH GHM
_20-148AI GHM
_20-148AJ GHM
_20-148AK GHM
_20-148AL GHM
_20-148AM GHM
_20-148AN GHM
_20-148AO GHM
_20-148AP GHM
_20-148AQ GHM
_20-148AR GHM
_20-148AS GHM
_20-148AT GHM
_20-148AU GHM
_20-148AV GHM
_20-148AW GHM
_20-148AX GHM
_20-148AY GHM
_20-148AZ GHM
_20-148BA GHM
_20-148BB GHM
_20-148BC GHM
_20-148BD GHM
_20-148BE GHM
_20-148BF GHM
_20-148BG GHM
_20-148BH1of8 GHM
_20-148BH2of8 GHM
_20-148BH3of8 GHM
_20-148BH4of8 GHM
_20-148BH5of8 GHM
_20-148BH6of8 GHM
_20-148BH7of8 GHM
_20-148BH8of8 GHM
_20-148BI1of8 GHM
_20-148BI2of8 GHM
_20-148BI3of8 GHM
_20-148BI4of8 GHM
_20-148BI5of8 GHM
_20-148BI6of8 GHM
_20-148BI7of8 GHM
_20-148BI8of8 GHM
_20-148BJ1of8 GHM
_20-148BJ2of8 GHM
_20-148BJ3of8 GHM
_20-148BJ4of8 GHM
_20-148BJ5of8 GHM
_20-148BJ6of8 GHM
_20-148BJ7of8 GHM
_20-148BJ8of8 GHM
_20-148BK1of8 GHM
_20-148BK2of8 GHM
_20-148BK3of8 GHM
_20-148BK4of8 GHM
_20-148BK5of8 GHM
_20-148BK6of8 GHM
_20-148BK7of8 GHM
_20-148BK8of8 GHM
_20-148BL1of8 GHM
_20-148BL2of8 GHM
_20-148BL3of8 GHM
_20-148BL4of8 GHM
_20-148BL5of8 GHM
_20-148BL6of8 GHM
_20-148BL7of8 GHM
_20-148BL8of8 GHM
_20-148BM1of8 GHM
_20-148BM2of8 GHM
_20-148BM3of8 GHM
_20-148BM4of8 GHM
_20-148BM5of8 GHM
_20-148BM6of8 GHM
_20-148BM7of8 GHM
_20-148BM8of8 GHM
_20-148BN GHM
_20-148BO GHM
_20-148BP GHM
_20-148BQ GHM
_20-149AA GHM
_20-149AB GHM
_20-150AA GHM
_20-150AB GHM
_20-150AC1of4 GHM
_20-150AC2of4 GHM
_20-150AC3of4 GHM
_20-150AC4of4 GHM
_20-150AD GHM
_20-150AE GHM
_20-150AF1of2 GHM
_20-150AF2of2 GHM
_20-150AG1of2 GHM
_20-150AG2of2 GHM
_20-150AH1of2 GHM
_20-150AH2of2 GHM
_20-150AI1of2 GHM
_20-150AI2of2 GHM
_20-150AJ GHM
_20-150AK GHM
_20-150AL GHM
_20-150AM GHM
_20-150AN GHM
_20-150AO GHM
_20-150AP GHM
_20-150AQ GHM
_20-151AA GHM
_20-151AB1of8 GHM
_20-151AB2of8 GHM
_20-151AB3of8 GHM
_20-151AB4of8 GHM
_20-151AB5of8 GHM
_20-151AB6of8 GHM
_20-151AB7of8 GHM
_20-151AB8of8 GHM
_20-151AC1of8 GHM
_20-151AC2of8 GHM
_20-151AC3of8 GHM
_20-151AC4of8 GHM
_20-151AC5of8 GHM
_20-151AC6of8 GHM
_20-151AC7of8 GHM
_20-151AC8of8 GHM
_20-151AD GHM
_20-151AE GHM
_20-151AF GHM
_20-151AG GHM
_20-152AA GHM
_20-152AB1of2 GHM
_20-152AB2of2 GHM
_20-152AC1of2 GHM
_20-152AC2of2 GHM
_20-152AD GHM
_20-152AE GHM
_20-152AF GHM
_20-152AG1of4 GHM
_20-152AG2of4 GHM
_20-152AG3of4 GHM
_20-152AG4of4 GHM
_20-152AH1of4 GHM
_20-152AH2of4 GHM
_20-152AH3of4 GHM
_20-152AH4of4 GHM
_20-152AI1of2 GHM
_20-152AI2of2 GHM
_20-152AJ1of4 GHM
_20-152AJ2of4 GHM
_20-152AJ3of4 GHM
_20-152AJ4of4 GHM
_20-152AK GHM
_20-152AL GHM
_20-152AM GHM
_20-152AN GHM
_20-152AO GHM
_20-152AP GHM
_20-152AQ GHM
_20-152AR GHM
_20-152AS GHM
_20-152AT GHM
_20-152AU GHM
_20-152AV GHM
_20-152AW GHM
_20-152AX GHM
_20-152AY GHM
_20-152AZ GHM
_20-152BA GHM
_20-152BB GHM
_20-152BC GHM
_20-152BD GHM
_20-152BE GHM
_20-152BF GHM
_20-152BG GHM
_20-152BH GHM
_20-152BI GHM
_20-152BJ GHM
_20-152BK GHM
_20-152BL GHM
_20-152BM GHM
_20-152BN GHM
_20-152BO GHM
_20-152BP1of4 GHM
_20-152BP2of4 GHM
_20-152BP3of4 GHM
_20-152BP4of4 GHM
_20-152BQ1of2 GHM
_20-152BQ2of2 GHM
_20-152BR1of2 GHM
_20-152BR2of2 GHM
_20-152BS GHM
_20-152BT GHM
_20-152BU1of4 GHM
_20-152BU2of4 GHM
_20-152BU3of4 GHM
_20-152BU4of4 GHM
_20-152BV1of2 GHM
_20-152BV2of2 GHM
_20-152BW GHM
_20-152BX GHM
_20-152BY GHM
_20-152BZ GHM
_20-152CA GHM
_20-153AA GHM
_20-153AB GHM
_20-154AA GHM
_20-154AB GHM
_20-154AC GHM
_20-154AD GHM
_20-154AE GHM
_20-154AF GHM
_20-154AG1of2 GHM
_20-154AG2of2 GHM
_20-154AH GHM
_20-154AI GHM
_20-154AJ GHM
_20-154AK1of2 GHM
_20-154AK2of2 GHM
_20-154AL1of2 GHM
_20-154AL2of2 GHM
_20-154AM1of2 GHM
_20-154AM2of2 GHM
_20-154AN GHM
_20-154AO GHM
_20-154AP1of2 GHM
_20-154AP2of2 GHM
_20-154AQ GHM
_20-154AR1of2 GHM
_20-154AR2of2 GHM
_20-154AS GHM
_20-154AT GHM
_20-154AU GHM
_20-154AV GHM
_20-154AW GHM
_20-154AX GHM
_20-155AA GHM
_20-155AB GHM
_20-156AA GHM
_20-156AB GHM
_20-156AC GHM
_20-156AD GHM
_20-156AE GHM
_20-156AF GHM
_20-156AG GHM
_20-156AH GHM
_20-156AI GHM
_20-156AJ GHM
_20-156AK GHM
_20-156AL GHM
_20-156AM GHM
_20-156AN GHM
_20-156AO GHM
_20-156AP GHM
_20-156AQ GHM
_20-156AR GHM
_20-156AS GHM
_20-156AT1of2 GHM
_20-156AT2of2 GHM
_20-156AU GHM
_20-156AV1of2 GHM
_20-156AV2of2 GHM
_20-156AW GHM
_20-156AX GHM
_20-156AY GHM
_20-156AZ1of2 GHM
_20-156AZ2of2 GHM
_20-156BA1of2 GHM
_20-156BA2of2 GHM
_20-156BB1of2 GHM
_20-156BB2of2 GHM
_20-156BC1of2 GHM
_20-156BC2of2 GHM
_20-156BD GHM
_20-156BE1of2 GHM
_20-156BE2of2 GHM
_20-156BF GHM
_20-156BG GHM
_20-156BH GHM
_20-156BI GHM
_20-156BJ GHM
_20-156BK GHM
_20-156BL GHM
_20-156BM GHM
_20-156BN GHM
_20-156BO GHM
_20-156BP GHM
_20-156BQ GHM
_20-156BR GHM
_20-156BS1of2 GHM
_20-156BS2of2 GHM
_20-156BT GHM
_20-156BU1of2 GHM
_20-156BU2of2 GHM
_20-156BV GHM
_20-156BW GHM
_20-156BX GHM
_20-156BY GHM
_20-156BZ GHM
_20-156CA GHM
_20-156CB GHM
_20-156CC GHM
_20-156CD GHM
_20-156CE GHM
_20-156CF GHM
(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
(301); 20:450->20:784
Derivative Ultraperfects
Nonultraperfects
Simple Primitive Imperfects
Triangled Equilateral Triangles
Orders
History and Theory
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