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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:158CH GHM

Order: 19

Horizontal side: 158 Vertical side: 158

Elements: 2, 2√2, 4, 9√2, 10√2, 11√2, 20, 20√2, 29, 25√2, 40, 29√2, 44, 50, 54, 54√2, 79, 104, 79√2.

Code: 1045 0 54 794 79 79 793 158 79 254 104 54 290 129 79 291 158 79 547 0 54 540 54 54 441 98 54 27 98 54 26 98 52 47 100 54 112 109 41 94 109 41 206 98 30 407 118 50 503 158 0 205 98 10 104 108 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)

104
79√2
79
25√2
29√2
29
54
54√2
44
2
2√2
4
11√2
9√2
20√2
40
50
20
10√2