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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:216AA GHM

Order: 19

Horizontal side: 216 Vertical side: 216

Elements: 9√2, 15√2, 30, 34, 30√2, 34√2, 36√2, 52, 60, 68, 51√2, 52√2, 78, 60√2, 86, 96, 69√2, 104, 78√2.

Code: 967 0 216 516 45 165 347 96 216 340 130 216 861 216 216 687 96 182 1043 164 78 522 216 130 150 45 165 300 30 150 301 60 150 362 96 114 523 216 78 602 60 60 601 60 120 92 69 69 784 138 0 783 216 0 690 69 69

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)

96
51√2
34
34√2
86
68
104
52√2
15√2
30√2
30
36√2
52
60√2
60
9√2
78√2
78
69√2