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Primitive Perfect Isosceles Right Triangled Square

Title: _r 19:222BX1of4 GHM

Order: 19

Horizontal side: 222 Vertical side: 222

Elements: 6, 6√2, 12, 14, 12√2, 18, 14√2, 18√2, 28, 21√2, 60, 74, 60√2, 88, 102, 74√2, 81√2, 120, 148.

Code: 1485 0 74 1201 120 222 1027 120 222 816 141 141 210 141 141 67 120 120 60 126 120 184 144 102 183 162 102 602 222 60 127 120 114 120 132 114 281 148 102 142 162 88 141 162 102 883 162 0 745 0 0 744 74 0 603 222 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)

148
120
102
81√2
21√2
6
6√2
18√2
18
60√2
12
12√2
28
14√2
14
88
74
74√2
60