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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:472AA GHM

Order: 19

Horizontal side: 472 Vertical side: 472

Elements: 18√2, 36, 36√2, 42√2, 72, 76, 55√2, 84, 72√2, 76√2, 110, 92√2, 152, 168, 194, 139√2, 152√2, 278, 236√2.

Code: 2785 0 194 2364 236 236 1526 320 320 843 320 236 1525 320 168 424 278 194 726 248 164 1945 0 0 1394 139 55 765 320 92 764 396 92 1683 472 0 366 212 128 725 248 92 186 194 110 365 212 92 556 139 55 1105 194 0 924 304 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)

278
236√2
152√2
84
152
42√2
72√2
194
139√2
76
76√2
168
36√2
72
18√2
36
55√2
110
92√2