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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:156CL1of2 GHM

Order: 19

Horizontal side: 156 Vertical side: 156

Elements: 2√2, 4, 3√2, 4√2, 6, 6√2, 8√2, 10√2, 20, 20√2, 30, 24√2, 48, 54, 51√2, 54√2, 78, 102, 78√2.

Code: 1025 0 54 784 78 78 783 156 78 244 102 54 100 126 78 301 156 78 86 108 60 207 116 68 200 136 68 60 108 60 545 0 0 544 54 0 36 105 51 67 108 54 20 114 54 40 112 52 41 116 52 510 105 51 481 156 48

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)

102
78√2
78
24√2
10√2
30
8√2
20
20√2
6√2
54
54√2
3√2
6
2√2
4√2
4
51√2
48