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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
_20-216AA1of2 GHM
_20-216AA2of2 GHM
_20-216AB1of2 GHM
_20-216AB2of2 GHM
_20-216AC GHM
_20-216AD GHM
_20-216AE1of2 GHM
_20-216AE2of2 GHM
_20-216AF1of2 GHM
_20-216AF2of2 GHM
_20-216AG GHM
_20-216AH GHM
_20-216AI GHM
_20-216AJ GHM
_20-216AK GHM
_20-216AL1of2 GHM
_20-216AL2of2 GHM
_20-216AM1of2 GHM
_20-216AM2of2 GHM
_20-216AN1of2 GHM
_20-216AN2of2 GHM
_20-216AO1of2 GHM
_20-216AO2of2 GHM
_20-216AP1of2 GHM
_20-216AP2of2 GHM
_20-216AQ1of2 GHM
_20-216AQ2of2 GHM
_20-216AR GHM
_20-216AS GHM
_20-216AT1of2 GHM
_20-216AT2of2 GHM
_20-216AU1of2 GHM
_20-216AU2of2 GHM
_20-216AV GHM
_20-216AW GHM
_20-217AA GHM
_20-217AB GHM
_20-217AC GHM
_20-217AD GHM
_20-217AE GHM
_20-217AF GHM
_20-217AG GHM
_20-217AH GHM
_20-217AI GHM
_20-217AJ GHM
_20-217AK GHM
_20-217AL GHM
_20-217AM GHM
_20-217AN GHM
_20-217AO GHM
_20-218AA GHM
_20-218AB GHM
_20-218AC GHM
_20-218AD GHM
_20-218AE GHM
_20-218AF GHM
_20-218AG GHM
_20-218AH GHM
_20-218AI GHM
_20-218AJ GHM
_20-218AK GHM
_20-218AL GHM
_20-219AA GHM
_20-219AB GHM
_20-219AC GHM
_20-219AD GHM
_20-219AE GHM
_20-219AF GHM
_20-219AG GHM
_20-219AH GHM
_20-219AI GHM
_20-219AJ GHM
_20-220AA GHM
_20-220AB GHM
_20-220AC GHM
_20-220AD GHM
_20-220AE GHM
_20-220AF1of4 GHM
_20-220AF2of4 GHM
_20-220AF3of4 GHM
_20-220AF4of4 GHM
_20-220AG GHM
_20-220AH GHM
_20-220AI1of2 GHM
_20-220AI2of2 GHM
_20-220AJ1of2 GHM
_20-220AJ2of2 GHM
_20-220AK1of2 GHM
_20-220AK2of2 GHM
_20-220AL1of2 GHM
_20-220AL2of2 GHM
_20-220AM1of2 GHM
_20-220AM2of2 GHM
_20-220AN1of2 GHM
_20-220AN2of2 GHM
_20-220AO1of2 GHM
_20-220AO2of2 GHM
_20-220AP1of2 GHM
_20-220AP2of2 GHM
_20-220AQ1of2 GHM
_20-220AQ2of2 GHM
_20-220AR1of2 GHM
_20-220AR2of2 GHM
_20-220AS1of2 GHM
_20-220AS2of2 GHM
_20-220AT1of2 GHM
_20-220AT2of2 GHM
_20-220AU1of4 GHM
_20-220AU2of4 GHM
_20-220AU3of4 GHM
_20-220AU4of4 GHM
_20-220AV1of4 GHM
_20-220AV2of4 GHM
_20-220AV3of4 GHM
_20-220AV4of4 GHM
_20-220AW1of4 GHM
_20-220AW2of4 GHM
_20-220AW3of4 GHM
_20-220AW4of4 GHM
_20-220AX GHM
_20-220AY1of2 GHM
_20-220AY2of2 GHM
_20-220AZ1of2 GHM
_20-220AZ2of2 GHM
_20-220BA1of2 GHM
_20-220BA2of2 GHM
_20-220BB1of2 GHM
_20-220BB2of2 GHM
_20-220BC1of2 GHM
_20-220BC2of2 GHM
_20-220BD1of3 GHM
_20-220BD2of3 GHM
_20-220BD3of3 GHM
_20-220BE1of2 GHM
_20-220BE2of2 GHM
_20-220BF1of2 GHM
_20-220BF2of2 GHM
_20-220BG1of2 GHM
_20-220BG2of2 GHM
_20-220BH1of2 GHM
_20-220BH2of2 GHM
_20-220BI1of2 GHM
_20-220BI2of2 GHM
_20-220BJ GHM
d20-221AA GHM
d20-221AB GHM
_20-221AC GHM
_20-221AD GHM
_20-222AA GHM
_20-222AB GHM
_20-222AC GHM
_20-222AD GHM
_20-222AE GHM
_20-222AF GHM
_20-222AG GHM
_20-222AH GHM
_20-222AI GHM
_20-222AJ GHM
_20-222AK GHM
_20-222AL GHM
_20-222AM GHM
_20-222AN GHM
_20-222AO GHM
_20-222AP GHM
_20-222AQ GHM
_20-222AR GHM
_20-222AS GHM
_20-222AT GHM
_20-222AU GHM
_20-222AV GHM
_20-222AW GHM
_20-222AX GHM
_20-222AY GHM
_20-222AZ GHM
_20-222BA GHM
_20-222BB GHM
_20-222BC GHM
_20-222BD GHM
_20-222BE GHM
_20-222BF GHM
_20-222BG GHM
_20-222BH GHM
_20-222BI GHM
_20-222BJ GHM
_20-222BK GHM
_20-222BL GHM
_20-222BM GHM
_20-222BN GHM
_20-222BO GHM
_20-222BP GHM
_20-222BQ GHM
_20-222BR GHM
_20-222BS GHM
_20-222BT GHM
_20-222BU GHM
_20-222BV GHM
_20-222BW GHM
_20-222BX GHM
_20-222BY GHM
_20-222BZ GHM
_20-222CA GHM
_20-222CB GHM
_20-222CC GHM
_20-222CD GHM
_20-222CE GHM
_20-222CF GHM
_20-222CG GHM
_20-222CH GHM
_20-222CI GHM
_20-222CJ GHM
_20-222CK GHM
_20-222CL GHM
_20-222CM GHM
_20-222CN GHM
_20-222CO GHM
_20-222CP GHM
_20-222CQ GHM
_20-222CR GHM
_20-222CS GHM
_20-222CT GHM
_20-222CU GHM
_20-222CV GHM
_20-222CW GHM
_20-222CX GHM
_20-222CY GHM
_20-222CZ GHM
_20-222DA GHM
_20-222DB GHM
_20-222DC GHM
_20-222DD GHM
_20-222DE GHM
_20-222DF GHM
_20-222DG GHM
_20-222DH GHM
_20-222DI GHM
_20-222DJ GHM
_20-222DK GHM
_20-222DL GHM
_20-222DM GHM
_20-222DN GHM
_20-222DO GHM
_20-222DP GHM
_20-222DQ GHM
_20-222DR GHM
_20-222DS GHM
_20-222DT GHM
_20-222DU GHM
_20-222DV GHM
_20-222DW GHM
_20-222DX GHM
_20-222DY GHM
_20-222DZ GHM
_20-222EA GHM
_20-222EB GHM
_20-222EC GHM
_20-222ED GHM
_20-222EE GHM
_20-222EF GHM
_20-222EG GHM
_20-222EH GHM
_20-222EI GHM
_20-222EJ GHM
_20-222EK GHM
_20-222EL GHM
_20-222EM GHM
_20-222EN GHM
_20-222EO GHM
_20-222EP GHM
_20-222EQ GHM
_20-222ER GHM
_20-222ES GHM
_20-222ET GHM
_20-222EU GHM
_20-222EV GHM
_20-222EW GHM
_20-222EX GHM
_20-222EY GHM
_20-222EZ GHM
_20-222FA GHM
_20-222FB GHM
_20-222FC GHM
_20-223AA GHM
_20-223AB GHM
_20-223AC GHM
_20-223AD GHM
_20-223AE GHM
_20-223AF GHM
_20-223AG GHM
_20-223AH GHM
_20-223AI GHM
(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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Links