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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
_20-291AA GHM
_20-291AB GHM
_20-291AC GHM
_20-292AA1of4 GHM
_20-292AA2of4 GHM
_20-292AA3of4 GHM
_20-292AA4of4 GHM
_20-292AB1of4 GHM
_20-292AB2of4 GHM
_20-292AB3of4 GHM
_20-292AB4of4 GHM
_20-292AC GHM
_20-292AD GHM
_20-292AE GHM
_20-292AF GHM
_20-292AG GHM
_20-292AH1of4 GHM
_20-292AH2of4 GHM
_20-292AH3of4 GHM
_20-292AH4of4 GHM
_20-292AI GHM
_20-292AJ GHM
_20-292AK GHM
_20-292AL1of4 GHM
_20-292AL2of4 GHM
_20-292AL3of4 GHM
_20-292AL4of4 GHM
_20-292AM GHM
_20-292AN GHM
_20-292AO GHM
_20-292AP GHM
_20-292AQ GHM
_20-292AR GHM
_20-292AS1of2 GHM
_20-292AS2of2 GHM
_20-292AT GHM
_20-292AU GHM
_20-293AA1of2 GHM
_20-293AA2of2 GHM
_20-294AA GHM
_20-294AB GHM
_20-294AC GHM
_20-294AD GHM
_20-294AE GHM
_20-294AF GHM
_20-294AG GHM
_20-294AH GHM
_20-294AI GHM
_20-294AJ GHM
_20-294AK GHM
_20-294AL GHM
_20-294AM GHM
_20-294AN GHM
_20-295AA GHM
_20-295AB GHM
_20-296AA GHM
_20-296AB GHM
_20-296AC1of2 GHM
_20-296AC2of2 GHM
_20-296AD1of2 GHM
_20-296AD2of2 GHM
_20-296AE GHM
_20-296AF GHM
_20-296AG GHM
_20-296AH GHM
_20-296AI GHM
_20-296AJ GHM
_20-296AK GHM
_20-296AL GHM
_20-296AM1of4 GHM
_20-296AM2of4 GHM
_20-296AM3of4 GHM
_20-296AM4of4 GHM
_20-296AN1of2 GHM
_20-296AN2of2 GHM
_20-296AO1of8 GHM
_20-296AO2of8 GHM
_20-296AO3of8 GHM
_20-296AO4of8 GHM
_20-296AO5of8 GHM
_20-296AO6of8 GHM
_20-296AO7of8 GHM
_20-296AO8of8 GHM
_20-296AP1of8 GHM
_20-296AP2of8 GHM
_20-296AP3of8 GHM
_20-296AP4of8 GHM
_20-296AP5of8 GHM
_20-296AP6of8 GHM
_20-296AP7of8 GHM
_20-296AP8of8 GHM
_20-296AQ1of8 GHM
_20-296AQ2of8 GHM
_20-296AQ3of8 GHM
_20-296AQ4of8 GHM
_20-296AQ5of8 GHM
_20-296AQ6of8 GHM
_20-296AQ7of8 GHM
_20-296AQ8of8 GHM
_20-296AR1of2 GHM
_20-296AR2of2 GHM
_20-296AS1of2 GHM
_20-296AS2of2 GHM
_20-296AT1of2 GHM
_20-296AT2of2 GHM
_20-296AU1of2 GHM
_20-296AU2of2 GHM
_20-296AV1of2 GHM
_20-296AV2of2 GHM
_20-296AW GHM
_20-296AX GHM
_20-296AY GHM
_20-296AZ GHM
_20-296BA GHM
_20-296BB GHM
_20-296BC GHM
_20-297AA GHM
_20-297AB1of2 GHM
_20-297AB2of2 GHM
_20-297AC1of2 GHM
_20-297AC2of2 GHM
_20-298AA GHM
_20-298AB GHM
_20-298AC GHM
_20-298AD GHM
_20-298AE GHM
_20-298AF GHM
_20-300AA GHM
_20-300AB1of4 GHM
_20-300AB2of4 GHM
_20-300AB3of4 GHM
_20-300AB4of4 GHM
_20-300AC GHM
_20-301AA GHM
_20-301AB GHM
_20-301AC GHM
_20-301AD GHM
_20-301AE GHM
_20-301AF GHM
_20-301AG GHM
_20-302AA GHM
_20-302AB GHM
_20-302AC GHM
_20-302AD GHM
_20-302AE GHM
_20-302AF GHM
_20-302AG GHM
_20-302AH GHM
_20-302AI GHM
_20-302AJ GHM
_20-302AK GHM
_20-302AL GHM
_20-302AM GHM
_20-302AN GHM
_20-302AO GHM
_20-302AP GHM
_20-304AA GHM
_20-304AB GHM
_20-304AC GHM
_20-304AD GHM
_20-304AE GHM
_20-304AF GHM
_20-304AG GHM
_20-304AH GHM
_20-304AI GHM
_20-304AJ GHM
_20-304AK GHM
_20-304AL GHM
_20-304AM GHM
_20-304AN GHM
_20-304AO GHM
_20-304AP1of2 GHM
_20-304AP2of2 GHM
_20-304AQ1of4 GHM
_20-304AQ2of4 GHM
_20-304AQ3of4 GHM
_20-304AQ4of4 GHM
_20-304AR GHM
_20-304AS GHM
_20-304AT GHM
_20-304AU GHM
_20-304AV GHM
_20-304AW GHM
_20-304AX GHM
_20-304AY1of2 GHM
_20-304AY2of2 GHM
_20-304AZ1of2 GHM
_20-304AZ2of2 GHM
_20-304BA1of2 GHM
_20-304BA2of2 GHM
_20-304BB1of2 GHM
_20-304BB2of2 GHM
_20-304BC GHM
_20-304BD GHM
_20-304BE GHM
_20-304BF GHM
_20-304BG GHM
_20-304BH GHM
_20-304BI GHM
_20-304BJ GHM
_20-304BK JDS
_20-304BL GHM
_20-304BM GHM
_20-304BN GHM
_20-304BO1of2 GHM
_20-304BO2of2 GHM
_20-304BP1of2 GHM
_20-304BP2of2 GHM
_20-304BQ1of2 GHM
_20-304BQ2of2 GHM
_20-304BR1of2 GHM
_20-304BR2of2 GHM
_20-304BS GHM
_20-304BT GHM
_20-304BU GHM
_20-304BV GHM
_20-304BW GHM
_20-304BX GHM
_20-304BY GHM
_20-304BZ GHM
_20-305AA GHM
_20-305AB GHM
_20-305AC GHM
_20-306AA GHM
_20-306AB GHM
_20-306AC GHM
_20-306AD GHM
_20-306AE1of2 GHM
_20-306AE2of2 GHM
_20-306AF GHM
_20-306AG GHM
_20-306AH1of2 GHM
_20-306AH2of2 GHM
_20-306AI GHM
_20-306AJ GHM
_20-306AK GHM
_20-307AA GHM
_20-307AB GHM
_20-307AC GHM
_20-307AD GHM
_20-308AA GHM
_20-308AB GHM
_20-308AC GHM
_20-308AD GHM
_20-308AE GHM
_20-308AF GHM
_20-308AG GHM
_20-308AH GHM
_20-308AI GHM
_20-308AJ GHM
_20-308AK GHM
_20-308AL GHM
_20-308AM GHM
_20-308AN GHM
_20-308AO1of2 GHM
_20-308AO2of2 GHM
_20-308AP GHM
_20-308AQ GHM
_20-308AR GHM
_20-308AS GHM
_20-308AT GHM
_20-308AU GHM
_20-308AV GHM
_20-308AW GHM
_20-308AX GHM
_20-308AY GHM
_20-309AA GHM
_20-309AB GHM
_20-309AC GHM
_20-309AD GHM
_20-309AE GHM
_20-309AF GHM
_20-309AG GHM
_20-309AH GHM
_20-309AI GHM
_20-309AJ GHM
_20-309AK GHM
_20-309AL GHM
_20-310AA GHM
e20-310AB GHM
_20-310AC GHM
_20-310AD GHM
_20-310AE GHM
_20-310AF GHM
_20-310AG GHM
_20-310AH GHM
_20-310AI GHM
(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
Downloads
Links