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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:258AC GHM

Order: 19

Horizontal side: 258 Vertical side: 258

Elements: 12√2, 24, 24√2, 36, 27√2, 46, 36√2, 54, 46√2, 74, 54√2, 84, 64√2, 92, 74√2, 120, 92√2, 93√2, 148.

Code: 1205 0 138 934 93 165 120 186 258 364 222 222 363 258 222 546 120 192 247 174 246 240 198 246 847 174 222 1483 258 74 276 93 165 545 120 138 467 0 138 460 46 138 644 110 74 927 0 92 920 92 92 744 184 0 743 258 0

The properties below may precede order:side in a tiling's title:

Credit for Discovery

Just three people are credited with the discovery of Primitive Perfects:

Geoffrey H. Morley (GHM, England)

Jasper D. Skinner, II (JDS, United States)

William T. Tutte (WTT, Canada, 1917-2002) (15:44AI, 17:136AJ and 19:56AJ only)

120
93√2
12√2
36√2
36
54√2
24
24√2
84
148
27√2
54
46
46√2
64√2
92
92√2
74√2
74