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Primitive Perfect Isosceles Right Triangled Square

Title: _e 19:204AU GHM

Order: 19

Horizontal side: 204 Vertical side: 204

Elements: 3, 3√2, 6, 6√2, 12, 12√2, 30, 30√2, 45, 54, 60, 45√2, 75, 54√2, 60√2, 99, 105, 75√2, 129.

Code: 1297 0 204 993 129 105 757 129 204 756 129 129 122 141 117 123 141 105 62 147 111 63 147 105 32 150 108 33 150 105 542 204 54 306 0 75 605 30 45 604 90 45 1053 150 0 305 0 45 543 204 0 455 0 0 454 45 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)

129
99
75
75√2
12√2
12
6√2
6
3√2
3
54√2
30√2
60
60√2
105
30
54
45
45√2