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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:156AS GHM

Order: 19

Horizontal side: 156 Vertical side: 156

Elements: 8, 8√2, 9√2, 16, 12√2, 18, 24, 32, 23√2, 24√2, 36, 32√2, 46, 56, 64, 46√2, 78, 92, 78√2.

Code: 925 0 64 784 78 78 783 156 78 234 101 55 320 124 78 321 156 78 645 0 0 561 56 64 242 80 40 361 92 64 92 101 55 187 92 46 460 110 46 461 156 46 243 80 16 122 92 28 87 56 16 86 56 8 167 64 16

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)

92
78√2
78
23√2
32√2
32
64
56
24√2
36
9√2
18
46√2
46
24
12√2
8
8√2
16