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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:152AU GHM

Order: 18

Horizontal side: 152 Vertical side: 152

Elements: 1√2, 4√2, 5√2, 8, 10, 8√2, 11√2, 16, 22, 16√2, 22√2, 38√2, 54, 49√2, 76, 54√2, 98, 76√2.

Code: 985 0 54 764 76 76 763 152 76 224 98 54 86 112 68 165 120 60 164 136 60 386 114 38 46 108 64 85 112 60 103 108 54 52 113 59 14 113 59 116 103 49 227 114 60 545 0 0 544 54 0 490 103 49

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)

98
76√2
76
22√2
8√2
16
16√2
38√2
4√2
8
10
5√2
1√2
11√2
22
54
54√2
49√2