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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:216AZ GHM

Order: 19

Horizontal side: 216 Vertical side: 216

Elements: 9, 9√2, 16, 19, 16√2, 19√2, 28, 32, 23√2, 38, 46, 38√2, 62, 46√2, 85, 108, 85√2, 131, 108√2.

Code: 1315 0 85 1084 108 108 1083 216 108 234 131 85 323 154 76 162 170 92 621 216 108 163 170 76 462 216 46 857 0 85 850 85 85 281 113 85 95 113 76 94 122 76 197 113 76 196 113 57 387 132 76 386 132 38 463 216 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)

131
108√2
108
23√2
32
16√2
62
16
46√2
85
85√2
28
9
9√2
19
19√2
38
38√2
46