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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:262AA GHM

Order: 19

Horizontal side: 262 Vertical side: 262

Elements: 2√2, 4, 4√2, 6, 8, 8√2, 30, 30√2, 60, 55√2, 57√2, 82, 60√2, 90, 82√2, 120, 90√2, 150, 172.

Code: 1727 0 262 600 172 262 601 232 262 302 262 232 301 262 262 1503 262 82 576 55 145 1207 112 202 550 55 145 907 0 90 900 90 90 84 98 82 83 106 82 42 110 86 41 110 90 22 112 88 63 112 82 824 180 0 823 262 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)

172
60√2
60
30√2
30
150
57√2
120
55√2
90
90√2
8√2
8
4√2
4
2√2
6
82√2
82