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Primitive Perfect Isosceles Right Triangled Square

Title: _r 18:152AD4of4 GHM

Order: 18

Horizontal side: 152 Vertical side: 152

Elements: 10√2, 20, 22, 24, 19√2, 20√2, 30, 22√2, 38, 30√2, 44, 46, 38√2, 54, 46√2, 76, 57√2, 76√2.

Code: 765 0 76 764 76 76 576 95 95 190 95 95 547 0 76 100 54 76 304 84 46 303 114 46 382 152 38 443 44 22 207 44 66 200 64 66 247 44 46 460 68 46 461 114 46 383 152 0 225 0 0 224 22 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)

76
76√2
57√2
19√2
54
10√2
30√2
30
38√2
44
20
20√2
24
46√2
46
38
22
22√2