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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:142BY2of2 GHM

Order: 19

Horizontal side: 142 Vertical side: 142

Elements: 1√2, 2, 5√2, 10, 10√2, 20, 15√2, 25, 21√2, 22√2, 23√2, 25√2, 26√2, 46, 48, 48√2, 71, 94, 71√2.

Code: 945 0 48 714 71 71 713 142 71 234 94 48 250 117 71 251 142 71 487 0 48 480 48 48 224 70 26 16 91 47 27 92 48 210 91 47 201 112 46 102 122 36 154 127 31 463 142 0 103 122 26 52 127 31 264 96 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)

94
71√2
71
23√2
25√2
25
48
48√2
22√2
1√2
2
21√2
20
10√2
15√2
46
10
5√2
26√2